diff --git a/addons/account/views/account_journal_views.xml b/addons/account/views/account_journal_views.xml
index 2dd5494dc01..b48f606a5f4 100644
--- a/addons/account/views/account_journal_views.xml
+++ b/addons/account/views/account_journal_views.xml
@@ -140,7 +140,7 @@
                                     </group>
                                     <group name="group_alias_no_domain" string="Create Invoices upon Emails" attrs="{'invisible': ['|', ('type', 'not in',  ('sale' ,'purchase')), ('alias_domain', '!=', False)]}">
                                         <div class="content-group" colspan="2">
-                                            <a type='action' name='%(action_open_settings)d' class="btn btn-link" role="button"><i class="fa fa-fw o_button_icon fa-arrow-right"/> Configure Email Servers</a>
+                                            <a type='action' name='%(action_open_settings)d' class="btn btn-link" role="button"><i class="oi oi-fw o_button_icon oi-arrow-right"/> Configure Email Servers</a>
                                         </div>
                                     </group>
                                     <group class="oe_edit_only" name="group_alias_edit" string="Create Invoices upon Emails" attrs="{'invisible': ['|', ('type', 'not in',  ('sale' ,'purchase')), ('alias_domain', '=', False)]}">
diff --git a/addons/account/views/res_config_settings_views.xml b/addons/account/views/res_config_settings_views.xml
index 1c29c38d66c..b00009c63bf 100644
--- a/addons/account/views/res_config_settings_views.xml
+++ b/addons/account/views/res_config_settings_views.xml
@@ -87,7 +87,7 @@
                                         <field name="group_multi_currency" invisible="1"/>
                                     </div>
                                     <div class="mt8">
-                                        <button type="action" name="%(base.action_currency_form)d" string="Currencies" class="btn-link" icon="fa-arrow-right"/>
+                                        <button type="action" name="%(base.action_currency_form)d" string="Currencies" class="btn-link" icon="oi-arrow-right"/>
                                     </div>
                                 </div>
                             </setting>
@@ -128,7 +128,7 @@
                                 documentation="/applications/finance/accounting/receivables/customer_invoices/cash_rounding.html">
                                 <field name="group_cash_rounding"/>
                                 <div class="mt8">
-                                    <button name="%(account.rounding_list_action)d" icon="fa-arrow-right"
+                                    <button name="%(account.rounding_list_action)d" icon="oi-arrow-right"
                                             type="action" string="Cash Roundings" class="btn-link"
                                             attrs="{'invisible': [('group_cash_rounding', '=', False)]}"/>
                                 </div>
@@ -155,12 +155,12 @@
                                                     placeholder="Insert your terms &amp; conditions here..."/>
                                         </div>
                                         <div class="mt8" attrs="{'invisible': [('terms_type', '!=', 'html')]}">
-                                            <button name="action_update_terms" icon="fa-arrow-right" type="object" string="Update Terms" class="btn-link"/>
+                                            <button name="action_update_terms" icon="oi-arrow-right" type="object" string="Update Terms" class="btn-link"/>
                                         </div>
                                         <field name="preview_ready" invisible="1"/>
                                         <div class="mt4 ms-1" attrs="{'invisible': [('preview_ready', '=', False)]}">
                                             <a class="btn-link" href="/terms" role="button">
-                                                <i class="fa fa-arrow-right"></i>
+                                                <i class="oi oi-arrow-right"></i>
                                                 Preview
                                             </a>
                                         </div>
diff --git a/addons/account/views/terms_template.xml b/addons/account/views/terms_template.xml
index 6d033e689a6..647f3caa6e6 100644
--- a/addons/account/views/terms_template.xml
+++ b/addons/account/views/terms_template.xml
@@ -3,7 +3,7 @@
     <template id="account.account_terms_conditions_setting_banner" name="Account Terms and Conditions Setting Banner">
         <div id="terms_conditions" t-ignore="true" class="text-center">
             <span>This is a preview of your Terms &amp; Conditions.</span>
-            <a t-att-href="backend_url"><i class="fa fa-arrow-right me-1"/>Back to settings</a>
+            <a t-att-href="backend_url"><i class="oi oi-arrow-right me-1"/>Back to settings</a>
         </div>
         <button type="button" class="btn-close" data-bs-dismiss="alert" aria-label="Close"></button>
     </template>
diff --git a/addons/auth_ldap/views/res_config_settings_views.xml b/addons/auth_ldap/views/res_config_settings_views.xml
index c00536dacce..c1c21069ad1 100644
--- a/addons/auth_ldap/views/res_config_settings_views.xml
+++ b/addons/auth_ldap/views/res_config_settings_views.xml
@@ -7,7 +7,7 @@
         <field name="arch" type="xml">
             <setting id="module_auth_ldap" position="inside">
                 <div class="mt8" attrs="{'invisible': [('module_auth_ldap','=',False)]}">
-                   <button type="action" name="%(auth_ldap.action_ldap_installer)d" string="LDAP Server" icon="fa-arrow-right" class="btn-link"/>
+                   <button type="action" name="%(auth_ldap.action_ldap_installer)d" string="LDAP Server" icon="oi-arrow-right" class="btn-link"/>
                 </div>
             </setting>
             <div id="auth_ldap_warning" position="replace"/>
diff --git a/addons/auth_oauth/views/res_config_settings_views.xml b/addons/auth_oauth/views/res_config_settings_views.xml
index 06abe9abea7..e6a20151428 100644
--- a/addons/auth_oauth/views/res_config_settings_views.xml
+++ b/addons/auth_oauth/views/res_config_settings_views.xml
@@ -8,7 +8,7 @@
                 <div id="msg_module_auth_oauth" position="replace">
                     <div class="content-group" attrs="{'invisible': [('module_auth_oauth','=',False)]}">
                         <div class="mt8">
-                            <button type="action" name="%(auth_oauth.action_oauth_provider)d" string="OAuth Providers" icon="fa-arrow-right" class="btn-link"/>
+                            <button type="action" name="%(auth_oauth.action_oauth_provider)d" string="OAuth Providers" icon="oi-arrow-right" class="btn-link"/>
                         </div>
                     </div>
                 </div>
@@ -20,7 +20,7 @@
                                 <label for="auth_oauth_google_client_id" string="Client ID:" class="col-lg-3 o_light_label"/>
                                 <field name="auth_oauth_google_client_id" placeholder="e.g. 1234-xyz.apps.googleusercontent.com"/>
                             </div>
-                            <a href="https://www.odoo.com/documentation/master/applications/general/auth/google.html" target="_blank"><i class="fa fa-fw fa-arrow-right"/>Tutorial</a>
+                            <a href="https://www.odoo.com/documentation/master/applications/general/auth/google.html" target="_blank"><i class="oi oi-fw oi-arrow-right"/>Tutorial</a>
                         </div>
                     </setting>
                 </setting>
diff --git a/addons/auth_signup/views/res_config_settings_views.xml b/addons/auth_signup/views/res_config_settings_views.xml
index b5a15839ee8..41e46d7265d 100644
--- a/addons/auth_signup/views/res_config_settings_views.xml
+++ b/addons/auth_signup/views/res_config_settings_views.xml
@@ -11,7 +11,7 @@
                         <field name="auth_signup_uninvited" class="o_light_label" widget="radio" options="{'horizontal': true}" required="True"/>
                         <div class="content-group" attrs="{'invisible': [('auth_signup_uninvited','=','b2b')]}">
                             <div class="mt8">
-                                <button type="object" name="action_open_template_user" string="Default Access Rights" icon="fa-arrow-right" class="btn-link"/>
+                                <button type="object" name="action_open_template_user" string="Default Access Rights" icon="oi-arrow-right" class="btn-link"/>
                             </div>
                         </div>
                     </setting>
diff --git a/addons/base_import/static/src/import_data_column_error/import_data_column_error.xml b/addons/base_import/static/src/import_data_column_error/import_data_column_error.xml
index 226c9b4f4b3..548e1b5368b 100644
--- a/addons/base_import/static/src/import_data_column_error/import_data_column_error.xml
+++ b/addons/base_import/static/src/import_data_column_error/import_data_column_error.xml
@@ -30,7 +30,7 @@
                 <t t-if="typeof moreInfo === 'string'" t-esc="moreInfo"/>
                 <div t-else="" class="o_import_moreinfo" t-on-click="onMoreInfoClicked">
                     <a href="#" class="o_import_see_all">
-                        <i class="fa fa-arrow-right"></i> See possible values
+                        <i class="oi oi-arrow-right"></i> See possible values
                     </a>
                 </div>
                 <ul t-if="state.moreInfoContent" class="o_import_report_more">
diff --git a/addons/base_setup/views/res_config_settings_views.xml b/addons/base_setup/views/res_config_settings_views.xml
index fd412b600b4..223acd2e7ef 100644
--- a/addons/base_setup/views/res_config_settings_views.xml
+++ b/addons/base_setup/views/res_config_settings_views.xml
@@ -25,7 +25,7 @@
                                     </span>
                                     <a href="https://www.odoo.com/documentation/master/applications/general/users.html" title="Documentation" class="o_doc_link" target="_blank"></a>
                                     <br/>
-                                    <button name="%(base.action_res_users)d" icon="fa-arrow-right" type="action" string="Manage Users" class="btn-link o_web_settings_access_rights"/>
+                                    <button name="%(base.action_res_users)d" icon="oi-arrow-right" type="action" string="Manage Users" class="btn-link o_web_settings_access_rights"/>
                                 </setting>
                             </block>
                         </div>
@@ -44,10 +44,10 @@
                                         </span>
                                     </div>
                                     <div class="mt8">
-                                        <button name="%(base.action_view_base_language_install)d" icon="fa-arrow-right" type="action" string="Add Languages" class="btn-link"/>
+                                        <button name="%(base.action_view_base_language_install)d" icon="oi-arrow-right" type="action" string="Add Languages" class="btn-link"/>
                                     </div>
                                     <div class="mt8" groups="base.group_no_one">
-                                        <button name="%(base.res_lang_act_window)d" icon="fa-arrow-right" type="action" string="Manage Languages" class="btn-link"/>
+                                        <button name="%(base.res_lang_act_window)d" icon="oi-arrow-right" type="action" string="Manage Languages" class="btn-link"/>
                                     </div>
                                 </setting>
                             </block>
@@ -61,7 +61,7 @@
                                     <br/>
                                     <field name="company_informations" class="text-muted" style="width: 90%;"/>
                                     <br/>
-                                    <button name="open_company" icon="fa-arrow-right" type="object" string="Update Info" class="btn-link"/>
+                                    <button name="open_company" icon="oi-arrow-right" type="object" string="Update Info" class="btn-link"/>
                                 </setting>
                                 <setting id="companies_setting">
                                     <field name='company_count' nolabel="1" class="w-auto ps-1 fw-bold"/>
@@ -73,7 +73,7 @@
                                     </span>
                                     <br/>
                                     <div class="mt8">
-                                        <button name="%(base.action_res_company_form)d" icon="fa-arrow-right" type="action" string="Manage Companies" class="btn-link"/>
+                                        <button name="%(base.action_res_company_form)d" icon="oi-arrow-right" type="action" string="Manage Companies" class="btn-link"/>
                                     </div>
                                 </setting>
                                 <setting id="document_layout_setting" string="Document Layout" help="Choose the layout of your documents" company_dependent="1">
@@ -82,11 +82,11 @@
                                             <label for="external_report_layout_id" string="Layout" class="col-3 col-lg-3 o_light_label"/>
                                             <field name="external_report_layout_id" domain="[('type','=', 'qweb')]" class="oe_inline"/>
                                         </div>
-                                            <button name="%(web.action_base_document_layout_configurator)d" string="Configure Document Layout" type="action" class="oe_link" icon="fa-arrow-right"/>
+                                            <button name="%(web.action_base_document_layout_configurator)d" string="Configure Document Layout" type="action" class="oe_link" icon="oi-arrow-right"/>
                                             <br groups="base.group_no_one"/>
-                                            <button name="edit_external_header" string="Edit Layout" type="object" class="oe_link" groups="base.group_no_one" icon="fa-arrow-right"/>
+                                            <button name="edit_external_header" string="Edit Layout" type="object" class="oe_link" groups="base.group_no_one" icon="oi-arrow-right"/>
                                             <br groups="base.group_no_one"/>
-                                            <button name="%(web.action_report_externalpreview)d" string="Preview Document" type="action" class="oe_link" groups="base.group_no_one" icon="fa-arrow-right"/>
+                                            <button name="%(web.action_report_externalpreview)d" string="Preview Document" type="action" class="oe_link" groups="base.group_no_one" icon="oi-arrow-right"/>
                                     </div>
                                 </setting>
                                 <field name="company_id" invisible="1"/>
@@ -114,12 +114,12 @@
                             <field name="user_default_rights"/>
                             <div class="content-group" attrs="{'invisible': [('user_default_rights','=',False)]}">
                                 <div class="mt8">
-                                    <button type="object" name="open_default_user" string="Default Access Rights" icon="fa-arrow-right" class="btn-link"/>
+                                    <button type="object" name="open_default_user" string="Default Access Rights" icon="oi-arrow-right" class="btn-link"/>
                                 </div>
                             </div>
                         </setting>
                         <setting string="API Keys" help="API Keys allow your users to access Odoo with external tools when multi-factor authentication is enabled." groups="base.group_system">
-                            <button type="action" name="%(base.action_apikeys_admin)d" string="Manage API Keys" icon="fa-arrow-right" class="btn-link"/>
+                            <button type="action" name="%(base.action_apikeys_admin)d" string="Manage API Keys" icon="oi-arrow-right" class="btn-link"/>
                         </setting>
                         <setting string="Import &amp; Export" help="Allow users to import data from CSV/XLS/XLSX/ODS files" documentation="/applications/general/export_import_data.html" groups="base.group_no_one" id="allow_import">
                             <field name="module_base_import" />
diff --git a/addons/calendar/static/src/views/fields/many2many_attendee_expandable.xml b/addons/calendar/static/src/views/fields/many2many_attendee_expandable.xml
index 3640a9cac56..bcfe38df89f 100644
--- a/addons/calendar/static/src/views/fields/many2many_attendee_expandable.xml
+++ b/addons/calendar/static/src/views/fields/many2many_attendee_expandable.xml
@@ -17,7 +17,7 @@
                         <br/><t t-out="declinedCount"/> declined
                         <br/><t t-out="uncertainCount"/> uncertain
                     </div>
-                    <i role="button" t-on-click="onExpanderClick" t-att-class="state.expanded ? 'fa fa-chevron-up' : 'fa fa-chevron-down'"></i>
+                    <i role="button" t-on-click="onExpanderClick" t-att-class="state.expanded ? 'oi oi-chevron-up' : 'oi oi-chevron-down'"></i>
                 </div>
             </t>
         </xpath>
diff --git a/addons/calendar/views/calendar_views.xml b/addons/calendar/views/calendar_views.xml
index bfef3ecedba..5a2ca6f3270 100644
--- a/addons/calendar/views/calendar_views.xml
+++ b/addons/calendar/views/calendar_views.xml
@@ -160,7 +160,7 @@
                                             <span class="fa fa-plus"></span><span> Add Odoo meeting</span>
                                         </button>
                                         <button name="action_join_video_call" class="btn btn-link" help="Join Video Call" type="object" attrs="{'invisible': [('videocall_location', '=', False)]}">
-                                            <span class="fa fa-arrow-right"></span><span> Join video call</span>
+                                            <span class="oi oi-arrow-right"></span><span> Join video call</span>
                                         </button>
                                     </div>
                                     <field name="videocall_source" invisible="1"/>
@@ -336,7 +336,7 @@
                                 <span class="fa fa-plus"></span><span> Add Odoo meeting</span>
                             </button>
                             <button name="action_join_video_call" class="btn btn-link" help="Join Video Call" type="object" attrs="{'invisible': [('videocall_location', '=', False)]}">
-                                <span class="fa fa-arrow-right"></span><span> Join video call</span>
+                                <span class="oi oi-arrow-right"></span><span> Join video call</span>
                             </button>
                         </div>
                         <field name="description"/>
diff --git a/addons/crm/views/crm_team_views.xml b/addons/crm/views/crm_team_views.xml
index 7f001c02a00..571c78d88ce 100644
--- a/addons/crm/views/crm_team_views.xml
+++ b/addons/crm/views/crm_team_views.xml
@@ -169,7 +169,7 @@
                             <div class="oe_edit_only" attrs="{'invisible': [('alias_domain', '=', False)]}">
                                 <field name="alias_name" class="oe_inline"/>@<field name="alias_domain" class="oe_inline" readonly="1"/>
                             </div>
-                            <button icon="fa-arrow-right" type="action" name="%(base_setup.action_general_configuration)d" string="Configure a custom domain" class="p-0 btn-link" attrs="{'invisible': [('alias_domain', '!=', False)]}"/>
+                            <button icon="oi-arrow-right" type="action" name="%(base_setup.action_general_configuration)d" string="Configure a custom domain" class="p-0 btn-link" attrs="{'invisible': [('alias_domain', '!=', False)]}"/>
                         </div>
                     </div>
                     <field name="alias_contact"
diff --git a/addons/crm/views/res_config_settings_views.xml b/addons/crm/views/res_config_settings_views.xml
index 92e83c3d275..f560c96a395 100644
--- a/addons/crm/views/res_config_settings_views.xml
+++ b/addons/crm/views/res_config_settings_views.xml
@@ -14,7 +14,7 @@
                             <field name="group_use_recurring_revenues"/>
                             <div attrs="{'invisible': [('group_use_recurring_revenues', '=', False)]}">
                                 <button type="action" name="crm.crm_recurring_plan_action"
-                                        string="Manage Recurring Plans" icon="fa-arrow-right" class="oe_link"/>
+                                        string="Manage Recurring Plans" icon="oi-arrow-right" class="oe_link"/>
                             </div>
                         </setting>
                         <setting id="crm_lead" title="Use leads if you need a qualification step before creating an opportunity or a customer. It can be a business card you received, a contact form filled in your website, or a file of unqualified prospects you import, etc. Once qualified, the lead can be converted into a business opportunity and/or a new customer in your address book." help="Add a qualification step before the creation of an opportunity">
diff --git a/addons/delivery/wizard/choose_delivery_carrier_views.xml b/addons/delivery/wizard/choose_delivery_carrier_views.xml
index 5d2557a6385..e836248a17a 100644
--- a/addons/delivery/wizard/choose_delivery_carrier_views.xml
+++ b/addons/delivery/wizard/choose_delivery_carrier_views.xml
@@ -22,7 +22,7 @@
                         <div class="o_row">
                             <field name='display_price' widget="monetary" options="{'currency_field': 'currency_id'}" attrs="{'invisible': [('carrier_id','=', False)]}"/>
                             <button name="update_price" type="object" attrs="{'invisible': [('delivery_type','in', ('fixed', 'base_on_rule'))]}">
-                                <i class="fa fa-arrow-right me-1"/>Get rate
+                                <i class="oi oi-arrow-right me-1"/>Get rate
                             </button>
                         </div>
                     </group>
diff --git a/addons/delivery/wizard/res_config_settings_views.xml b/addons/delivery/wizard/res_config_settings_views.xml
index af650dd599b..7b73745d51d 100644
--- a/addons/delivery/wizard/res_config_settings_views.xml
+++ b/addons/delivery/wizard/res_config_settings_views.xml
@@ -12,7 +12,7 @@
                         <button name="%(delivery.action_delivery_carrier_form)d"
                                 type="action"
                                 class="btn-link"
-                                icon="fa-arrow-right"
+                                icon="oi-arrow-right"
                                 string="Shipping Methods"/>
                     </div>
                  </div>
diff --git a/addons/digest/views/digest_views.xml b/addons/digest/views/digest_views.xml
index fd7af2075fb..65f606cd8ab 100644
--- a/addons/digest/views/digest_views.xml
+++ b/addons/digest/views/digest_views.xml
@@ -57,7 +57,7 @@
                                 <group name="custom" string="Custom" groups="base.group_system">
                                     <div colspan="2">
                                         <p>Want to add your own KPIs?<br />
-                                        <a href="https://www.odoo.com/documentation/master/applications/general/digest_emails.html#custom-digest-emails" target="_blank"><i class="fa fa-arrow-right"></i> Check our Documentation</a></p>
+                                        <a href="https://www.odoo.com/documentation/master/applications/general/digest_emails.html#custom-digest-emails" target="_blank"><i class="oi oi-arrow-right"></i> Check our Documentation</a></p>
                                     </div>
                                 </group>
                             </group>
diff --git a/addons/digest/views/res_config_settings_views.xml b/addons/digest/views/res_config_settings_views.xml
index 1a3afbf7068..71f34ce4181 100644
--- a/addons/digest/views/res_config_settings_views.xml
+++ b/addons/digest/views/res_config_settings_views.xml
@@ -16,7 +16,7 @@
                                     <field name="digest_id" class="oe_inline"/>
                                 </div>
                                 <div class="mt8">
-                                    <button type="action" name="%(digest.digest_digest_action)d" string="Configure Digest Emails" icon="fa-arrow-right" class="btn-link"/>
+                                    <button type="action" name="%(digest.digest_digest_action)d" string="Configure Digest Emails" icon="oi-arrow-right" class="btn-link"/>
                                 </div>
                             </div>
                         </setting>
diff --git a/addons/event/report/event_event_templates.xml b/addons/event/report/event_event_templates.xml
index 1d6c99a70b2..9746e448415 100644
--- a/addons/event/report/event_event_templates.xml
+++ b/addons/event/report/event_event_templates.xml
@@ -22,7 +22,7 @@
                             <span itemprop="startDateTime" t-out="event.date_begin"
                                 class="fw-bold"
                                 t-options='{"widget": "datetime", "time_only": True, "tz_name": event.date_tz, "hide_seconds": True}'/>
-                            <span class="fa fa-arrow-right o_event_foldable_badge_font_faded"/>
+                            <span class="oi oi-arrow-right o_event_foldable_badge_font_faded"/>
                             <span t-if="not event.is_one_day"
                                 itemprop="endDate" t-out="event.date_end.date()"
                                 class="fw-bold"/>
@@ -123,7 +123,7 @@
                                 <span itemprop="startDateTime" t-out="event.date_begin"
                                     class="fw-bold"
                                     t-options='{"widget": "datetime", "time_only": True, "hide_seconds": True, "tz_name": event.date_tz}'/>
-                                <span class="fa fa-arrow-right o_event_full_page_ticket_font_faded"/>
+                                <span class="oi oi-arrow-right o_event_full_page_ticket_font_faded"/>
                                 <span t-if="not event.is_one_day"
                                     itemprop="endDate" t-out="event.date_end.date()"
                                     class="fw-bold"/>
diff --git a/addons/event/views/event_event_views.xml b/addons/event/views/event_event_views.xml
index 13e9b31bc08..34c1b894769 100644
--- a/addons/event/views/event_event_views.xml
+++ b/addons/event/views/event_event_views.xml
@@ -184,7 +184,7 @@
                                     </div>
                                     <div><t t-esc="luxon.DateTime.fromISO(record.date_begin.raw_value).toFormat('t')"/></div>
                                         <div t-if="record.date_begin.raw_value !== record.date_end.raw_value">
-                                            <i class="fa fa-arrow-right me-2 o_event_fontsize_09" title="End date"/>
+                                            <i class="oi oi-arrow-right me-2 o_event_fontsize_09" title="End date"/>
                                             <t t-esc="luxon.DateTime.fromISO(record.date_end.raw_value).toFormat('d MMM')"/>
                                         </div>
                                 </div>
diff --git a/addons/google_gmail/views/fetchmail_server_views.xml b/addons/google_gmail/views/fetchmail_server_views.xml
index e965e2f61e5..a381d95104e 100644
--- a/addons/google_gmail/views/fetchmail_server_views.xml
+++ b/addons/google_gmail/views/fetchmail_server_views.xml
@@ -18,7 +18,7 @@
                     <button type="object"
                         name="open_google_gmail_uri" class="btn-link px-0"
                         attrs="{'invisible': ['|', '|', ('google_gmail_uri', '=', False), ('server_type', '!=', 'gmail'), ('google_gmail_refresh_token', '!=', False)]}">
-                        <i class="fa fa-arrow-right"/>
+                        <i class="oi oi-arrow-right"/>
                         Connect your Gmail account
                     </button>
                     <button type="object"
@@ -27,7 +27,7 @@
                         <i class="fa fa-cog" title="Edit Settings"/>
                     </button>
                     <button class="alert alert-warning d-block mt-2 text-start"
-                        icon="fa-arrow-right" type="action" role="alert"
+                        icon="oi-arrow-right" type="action" role="alert"
                         name="%(base.res_config_setting_act_window)d"
                         attrs="{'invisible': ['|', ('server_type', '!=', 'gmail'), ('google_gmail_uri', '!=', False)]}">
                         Setup your Gmail API credentials in the general settings to link a Gmail account.
diff --git a/addons/google_gmail/views/ir_mail_server_views.xml b/addons/google_gmail/views/ir_mail_server_views.xml
index 266f09859ed..2307d72c8d8 100644
--- a/addons/google_gmail/views/ir_mail_server_views.xml
+++ b/addons/google_gmail/views/ir_mail_server_views.xml
@@ -17,7 +17,7 @@
                     <button type="object"
                         name="open_google_gmail_uri" class="btn-link px-0"
                         attrs="{'invisible': ['|', '|', ('google_gmail_uri', '=', False), ('smtp_authentication', '!=', 'gmail'), ('google_gmail_refresh_token', '!=', False)]}">
-                        <i class="fa fa-arrow-right"/>
+                        <i class="oi oi-arrow-right"/>
                         Connect your Gmail account
                     </button>
                     <button type="object"
@@ -26,7 +26,7 @@
                         <i class="fa fa-cog" title="Edit Settings"/>
                     </button>
                     <button class="alert alert-warning d-block mt-2 text-start"
-                        icon="fa-arrow-right" type="action" role="alert"
+                        icon="oi-arrow-right" type="action" role="alert"
                         name="%(base.res_config_setting_act_window)d"
                         attrs="{'invisible': ['|', ('smtp_authentication', '!=', 'gmail'), ('google_gmail_uri', '!=', False)]}">
                         Setup your Gmail API credentials in the general settings to link a Gmail account.
diff --git a/addons/google_recaptcha/views/res_config_settings_view.xml b/addons/google_recaptcha/views/res_config_settings_view.xml
index 71cadb1e07d..759741d677e 100644
--- a/addons/google_recaptcha/views/res_config_settings_view.xml
+++ b/addons/google_recaptcha/views/res_config_settings_view.xml
@@ -24,7 +24,7 @@
                     </div>
                     <div>
                         <a href="https://www.google.com/recaptcha/admin/create" class="oe_link" target="_blank">
-                            <i class="fa fa-arrow-right"/> Generate reCAPTCHA v3 keys
+                            <i class="oi oi-arrow-right"/> Generate reCAPTCHA v3 keys
                         </a>
                     </div>
                 </div>
diff --git a/addons/hr_attendance/static/src/client_action/greeting_message/greeting_message.xml b/addons/hr_attendance/static/src/client_action/greeting_message/greeting_message.xml
index b753e7161cd..0713fade70a 100644
--- a/addons/hr_attendance/static/src/client_action/greeting_message/greeting_message.xml
+++ b/addons/hr_attendance/static/src/client_action/greeting_message/greeting_message.xml
@@ -53,7 +53,7 @@
             </div>
             <div class="flex-grow-1">
                 <button class="o_hr_attendance_button_dismiss btn btn-primary btn-lg fs-2 px-5 py-3" t-on-click="() => this.onClickDismiss()">
-                    <i class="fa fa-chevron-left me-2"/>
+                    <i class="oi oi-chevron-left me-2"/>
                     <span class="fs-2">Go back</span>
                 </button>
             </div>
diff --git a/addons/hr_attendance/static/src/client_action/kiosk_confirm/kiosk_confirm.xml b/addons/hr_attendance/static/src/client_action/kiosk_confirm/kiosk_confirm.xml
index 0f14e86f849..13346bc156b 100644
--- a/addons/hr_attendance/static/src/client_action/kiosk_confirm/kiosk_confirm.xml
+++ b/addons/hr_attendance/static/src/client_action/kiosk_confirm/kiosk_confirm.xml
@@ -13,7 +13,7 @@
     <CardLayout>
 
         <button class="o_hr_attendance_back_button btn btn-block btn-secondary btn-lg d-block d-md-none py-5">
-            <i class="fa fa-chevron-left me-2"/> Go back
+            <i class="oi oi-chevron-left me-2"/> Go back
         </button>
 
         <t t-if="employeeId" t-call="hr_attendance.UserBadge">
@@ -22,7 +22,7 @@
         </t>
 
         <button t-on-click="() => this.onClickBack()" class="o_hr_attendance_back_button o_hr_attendance_back_button_md btn btn-secondary d-none d-md-inline-flex align-items-center position-absolute top-0 start-0 rounded-circle">
-            <i class="fa fa-2x fa-fw fa-chevron-left me-1" role="img" aria-label="Go back" title="Go back"/>
+            <i class="oi fa-2x fa-fw oi-chevron-left me-1" role="img" aria-label="Go back" title="Go back"/>
         </button>
 
         <div t-if="employeeId" class="flex-grow-1">
diff --git a/addons/hr_expense/views/res_config_settings_views.xml b/addons/hr_expense/views/res_config_settings_views.xml
index 8c4e98885e2..7bb31a05fee 100644
--- a/addons/hr_expense/views/res_config_settings_views.xml
+++ b/addons/hr_expense/views/res_config_settings_views.xml
@@ -22,7 +22,7 @@
                                 </div>
                                 <div class="content-group" attrs="{'invisible': ['|', ('hr_expense_use_mailgateway', '=',  False), ('alias_domain', 'not in', ['localhost', '', False])]}">
                                     <div class="mt16">
-                                        <button type="action" name="base_setup.action_general_configuration" icon="fa-arrow-right" string="Setup your domain alias" class="btn-link"/>
+                                        <button type="action" name="base_setup.action_general_configuration" icon="oi-arrow-right" string="Setup your domain alias" class="btn-link"/>
                                     </div>
                                 </div>
                             </setting>
diff --git a/addons/hr_recruitment_survey/views/res_config_setting_views.xml b/addons/hr_recruitment_survey/views/res_config_setting_views.xml
index a8524d671a0..b15c33450bc 100644
--- a/addons/hr_recruitment_survey/views/res_config_setting_views.xml
+++ b/addons/hr_recruitment_survey/views/res_config_setting_views.xml
@@ -8,7 +8,7 @@
             <setting id="interview_forms_setting" position="inside">
                 <div class="content-group">
                     <div class="mt8">
-                        <button name="%(survey.action_survey_form)d" icon="fa-arrow-right" type="action" string="Interview Survey" class="btn-link"/>
+                        <button name="%(survey.action_survey_form)d" icon="oi-arrow-right" type="action" string="Interview Survey" class="btn-link"/>
                     </div>
                 </div>
             </setting>
diff --git a/addons/iap/static/src/action_buttons_widget/action_buttons_widget.xml b/addons/iap/static/src/action_buttons_widget/action_buttons_widget.xml
index fe8ec15744e..2b3a42759e9 100644
--- a/addons/iap/static/src/action_buttons_widget/action_buttons_widget.xml
+++ b/addons/iap/static/src/action_buttons_widget/action_buttons_widget.xml
@@ -4,8 +4,8 @@
     <t t-name="iap.ActionButtonsWidget" owl="1">
         <div class="mt-2 row">
             <div class="col-sm">
-                <button t-on-click="onBuyLinkClicked" class="btn btn-link buy_credits px-0 o-hidden-ios"><i class="fa fa-arrow-right"/> Buy credits</button><br/>
-                <button t-if="props.showServiceButtons" t-on-click="onViewServicesClicked" class="btn btn-link px-0 o-hidden-ios"><i class="fa fa-arrow-right me-1"/> View My Services</button>
+                <button t-on-click="onBuyLinkClicked" class="btn btn-link buy_credits px-0 o-hidden-ios"><i class="oi oi-arrow-right"/> Buy credits</button><br/>
+                <button t-if="props.showServiceButtons" t-on-click="onViewServicesClicked" class="btn btn-link px-0 o-hidden-ios"><i class="oi oi-arrow-right me-1"/> View My Services</button>
             </div>
         </div>
     </t>
diff --git a/addons/iap/views/res_config_settings.xml b/addons/iap/views/res_config_settings.xml
index 7a2c8c7b652..a7cfa9fc8af 100644
--- a/addons/iap/views/res_config_settings.xml
+++ b/addons/iap/views/res_config_settings.xml
@@ -20,7 +20,7 @@ if records:
                 <div id="iap_portal">
                     <block class='iap_portal' name="iap_purchases_setting_container">
                         <setting id="iap_credits_setting" string="Odoo IAP" help ="View your IAP Services and recharge your credits" documentation="/applications/general/in_app_purchase.html">
-                            <button name="%(iap.open_iap_account)d" icon="fa-arrow-right" type="action" string="View My Services" class="btn-link"/>
+                            <button name="%(iap.open_iap_account)d" icon="oi-arrow-right" type="action" string="View My Services" class="btn-link"/>
                         </setting>
                     </block>
                 </div>
diff --git a/addons/iap_mail/static/src/js/services/iap_notification_service.js b/addons/iap_mail/static/src/js/services/iap_notification_service.js
index 03c78a86aa9..f940d98d533 100644
--- a/addons/iap_mail/static/src/js/services/iap_notification_service.js
+++ b/addons/iap_mail/static/src/js/services/iap_notification_service.js
@@ -33,7 +33,7 @@ export const iapNotificationService = {
             // ℹ️ `_t` can only be inlined directly inside JS template literals
             // after Babel has been updated to version 2.12.
             const translatedText = _t("Buy more credits");
-            const message = Markup`<a class='btn btn-link' href='${notif.url}' target='_blank' ><i class='fa fa-arrow-right'></i> ${translatedText}</a>`;
+            const message = Markup`<a class='btn btn-link' href='${notif.url}' target='_blank' ><i class='oi oi-arrow-right'></i> ${translatedText}</a>`;
             notification.add(message, {
                 type: notif.error_type,
                 title: notif.title
diff --git a/addons/im_livechat/static/src/legacy/widgets/public_livechat_window/public_livechat_window.xml b/addons/im_livechat/static/src/legacy/widgets/public_livechat_window/public_livechat_window.xml
index 9beadceb47e..c0d8e0b4b2f 100644
--- a/addons/im_livechat/static/src/legacy/widgets/public_livechat_window/public_livechat_window.xml
+++ b/addons/im_livechat/static/src/legacy/widgets/public_livechat_window/public_livechat_window.xml
@@ -34,7 +34,7 @@
     -->
     <t t-name="im_livechat.legacy.PublicLivechatWindow.HeaderContent">
         <span t-if="widget.isMobile()">
-            <a href="#" class="o_thread_window_close fa fa-1x fa-arrow-left" aria-label="Close chat window" title="Close chat window"/>
+            <a href="#" class="o_thread_window_close oi oi-arrow-left" aria-label="Close chat window" title="Close chat window"/>
         </span>
         <span class="o_thread_window_title">
             <t t-esc="widget.messaging.publicLivechatGlobal.publicLivechat.name"/>
diff --git a/addons/im_livechat/views/im_livechat_chatbot_templates.xml b/addons/im_livechat/views/im_livechat_chatbot_templates.xml
index 91d0e38fbec..0da13bf3d9c 100644
--- a/addons/im_livechat/views/im_livechat_chatbot_templates.xml
+++ b/addons/im_livechat/views/im_livechat_chatbot_templates.xml
@@ -20,7 +20,7 @@
                             <a t-attf-href="/web#view_type=form&amp;model=chatbot.script&amp;id=#{chatbot_data['chatbot_script_id']}&amp;action=im_livechat.chatbot_script_action">
                                 <span>You are currently testing</span>
                                 <span t-out="chatbot_data['chatbot_name']"/>
-                                <i class="fa fa-fw fa-arrow-right"/>Back to edit mode
+                                <i class="oi oi-fw oi-arrow-right"/>Back to edit mode
                             </a>
                         </div>
                         <button type="button" class="btn-close" data-bs-dismiss="alert" aria-label="Close"></button>
diff --git a/addons/l10n_in/report/audit_trail_report_views.xml b/addons/l10n_in/report/audit_trail_report_views.xml
index 4e0a3ba8991..8192ce69526 100644
--- a/addons/l10n_in/report/audit_trail_report_views.xml
+++ b/addons/l10n_in/report/audit_trail_report_views.xml
@@ -12,7 +12,7 @@
                 <field name="author_id" widget="many2one_avatar"/>
                 <field name="l10n_in_audit_log_account_move_id"/>
                 <field name="l10n_in_audit_log_preview"/>
-                <button name="action_open_document" type="object" icon="fa-arrow-right" string="View Related Document" attrs="{'invisible': [('res_id', 'in', (0, False, ''))]}" />
+                <button name="action_open_document" type="object" icon="oi-arrow-right" string="View Related Document" attrs="{'invisible': [('res_id', 'in', (0, False, ''))]}" />
             </tree>
         </field>
     </record>
diff --git a/addons/l10n_in_edi/views/res_config_settings_views.xml b/addons/l10n_in_edi/views/res_config_settings_views.xml
index e8aaa753859..05e19eeb2d1 100644
--- a/addons/l10n_in_edi/views/res_config_settings_views.xml
+++ b/addons/l10n_in_edi/views/res_config_settings_views.xml
@@ -25,7 +25,7 @@
                         </div>
                     </div>
                     <div class='mt8'>
-                        <button name="l10n_in_edi_test" icon="fa-arrow-right" type="object" string="Verify Username and Password" class="btn-link"/>
+                        <button name="l10n_in_edi_test" icon="oi-arrow-right" type="object" string="Verify Username and Password" class="btn-link"/>
                     </div>
                 </setting>
             </xpath>
diff --git a/addons/l10n_in_edi_ewaybill/views/res_config_settings_views.xml b/addons/l10n_in_edi_ewaybill/views/res_config_settings_views.xml
index 1abce1ae527..878bb0ed412 100755
--- a/addons/l10n_in_edi_ewaybill/views/res_config_settings_views.xml
+++ b/addons/l10n_in_edi_ewaybill/views/res_config_settings_views.xml
@@ -25,7 +25,7 @@
                         </div>
                     </div>
                     <div class='mt8'>
-                        <button name="l10n_in_edi_ewaybill_test" icon="fa-arrow-right" type="object" string="Verify Username and Password" class="btn-link"/>
+                        <button name="l10n_in_edi_ewaybill_test" icon="oi-arrow-right" type="object" string="Verify Username and Password" class="btn-link"/>
                     </div>
                 </setting>
             </xpath>
diff --git a/addons/mail/static/src/attachments/attachment_view.xml b/addons/mail/static/src/attachments/attachment_view.xml
index a59f1282e0a..a56977c3def 100644
--- a/addons/mail/static/src/attachments/attachment_view.xml
+++ b/addons/mail/static/src/attachments/attachment_view.xml
@@ -11,10 +11,10 @@
                 <iframe t-if="state.thread.mainAttachment.isPdf" class="mb48" t-attf-src="/web/static/lib/pdfjs/web/viewer.html?file=/web/content/#{state.thread.mainAttachment.id}?filename%3D#{window.encodeURIComponent(state.thread.mainAttachment.name)}" t-ref="iframeViewerPdf"/>
                 <t t-if="state.thread.attachmentsInWebClientView.length > 1">
                     <a class="arrow o_move_previous text-center" href="#" t-on-click.prevent="onClickPrevious">
-                        <span class="fa fa-chevron-left"/>
+                        <span class="oi oi-chevron-left"/>
                     </a>
                     <a class="arrow o_move_next text-center" href="#" t-on-click.prevent="onClickNext">
-                        <span class="fa fa-chevron-right"/>
+                        <span class="oi oi-chevron-right"/>
                     </a>
                 </t>
             </t>
diff --git a/addons/mail/static/src/attachments/attachment_viewer.xml b/addons/mail/static/src/attachments/attachment_viewer.xml
index 708309c53ef..6b3a1d5c357 100644
--- a/addons/mail/static/src/attachments/attachment_viewer.xml
+++ b/addons/mail/static/src/attachments/attachment_viewer.xml
@@ -64,10 +64,10 @@
                 </div>
                 <t t-if="props.attachments.length > 1">
                     <div class="o-mail-AttachmentViewer-navigation position-absolute top-0 bottom-0 start-0 align-items-center justify-content-center d-flex my-auto ms-3 rounded-circle" t-on-click="previous" title="Previous (Left-Arrow)" aria-label="Previous" role="button">
-                        <span class="fa fa-chevron-left" role="img"/>
+                        <span class="oi oi-chevron-left" role="img"/>
                     </div>
                     <div class="o-mail-AttachmentViewer-navigation position-absolute top-0 bottom-0 end-0 align-items-center justify-content-center d-flex my-auto me-3 rounded-circle" t-on-click="next" title="Next (Right-Arrow)" aria-label="Next" role="button">
-                        <span class="fa fa-chevron-right" role="img"/>
+                        <span class="oi oi-chevron-right" role="img"/>
                     </div>
                 </t>
             </div>
diff --git a/addons/mail/static/src/public/welcome_page.xml b/addons/mail/static/src/public/welcome_page.xml
index c9d0a9b31d5..1c7ad250850 100644
--- a/addons/mail/static/src/public/welcome_page.xml
+++ b/addons/mail/static/src/public/welcome_page.xml
@@ -34,7 +34,7 @@
                 </t>
                 <p t-if="store.user" class="fs-4">Logged as <span t-esc="store.user.name"/></p>
                 <button class="btn btn-success fa-stack align-self-end p-0 rounded-circle fs-1 shadow" title="Join Channel" t-att-disabled="store.guest and state.userName.trim() === ''" t-on-click="joinChannel">
-                    <i class="fa fa-arrow-right fa-stack"/>
+                    <i class="oi oi-arrow-right fa-stack"/>
                 </button>
             </div>
         </div>
diff --git a/addons/mail/static/src/rtc/call.xml b/addons/mail/static/src/rtc/call.xml
index 5745d90abd7..68043ed9c0b 100644
--- a/addons/mail/static/src/rtc/call.xml
+++ b/addons/mail/static/src/rtc/call.xml
@@ -21,8 +21,8 @@
 
                 <!-- Buttons -->
                 <t t-if="hasSidebarButton">
-                    <i t-if="state.sidebar" class="o-mail-Call-sidebarToggler p-2 fs-5 cursor-pointer position-absolute fa fa-arrow-right" title="Hide sidebar" t-on-click="() => this.state.sidebar = false"/>
-                    <i t-else="" class="o-mail-Call-sidebarToggler p-2 fs-5 cursor-pointer position-absolute fa fa-arrow-left" title="Show sidebar" t-on-click="() => this.state.sidebar = true"/>
+                    <i t-if="state.sidebar" class="o-mail-Call-sidebarToggler p-2 fs-5 cursor-pointer position-absolute oi oi-arrow-right" title="Hide sidebar" t-on-click="() => this.state.sidebar = false"/>
+                    <i t-else="" class="o-mail-Call-sidebarToggler p-2 fs-5 cursor-pointer position-absolute oi oi-arrow-left" title="Show sidebar" t-on-click="() => this.state.sidebar = true"/>
                 </t>
                 <div t-if="state.overlay or !isControllerFloating" class="o-mail-Call-overlay d-flex justify-content-center w-100 pb-1" t-att-class="{ 'o-isFloating position-absolute bottom-0 pb-3': isControllerFloating }">
                     <div t-on-mousemove="onMousemoveOverlay">
diff --git a/addons/mail/static/src/web/chat_window/chat_window.xml b/addons/mail/static/src/web/chat_window/chat_window.xml
index 37ea890ce4c..35057606aba 100644
--- a/addons/mail/static/src/web/chat_window/chat_window.xml
+++ b/addons/mail/static/src/web/chat_window/chat_window.xml
@@ -15,7 +15,7 @@
     >
         <div class="o-mail-ChatWindow-header d-flex align-items-center flex-shrink-0" t-on-click="toggleFold" t-att-class="{ 'cursor-pointer': !store.isSmall, 'border-bottom': !props.chatWindow.folded }">
             <div t-if="store.isSmall" class="cursor-pointer d-flex align-items-center h-100 px-3 py-0 me-2" title="Close conversation" t-on-click="() => this.close()">
-                <i class="fa fa-arrow-left"/>
+                <i class="oi oi-arrow-left"/>
             </div>
             <ThreadIcon t-if="thread" thread="thread" className="'ms-3 me-1 my-0'"/>
             <span class="o-mail-ChatWindow-name text-truncate" t-att-title="props.chatWindow.displayName" t-esc="props.chatWindow.displayName" t-att-class="{
diff --git a/addons/mail/static/src/web/discuss_app/sidebar.xml b/addons/mail/static/src/web/discuss_app/sidebar.xml
index 4b27a15451a..db39da9b910 100644
--- a/addons/mail/static/src/web/discuss_app/sidebar.xml
+++ b/addons/mail/static/src/web/discuss_app/sidebar.xml
@@ -54,7 +54,7 @@
     <t t-set="hover_class" t-value="'btn p-0 text-start text-700 opacity-100-hover opacity-75'"/>
     <div class="o-mail-DiscussCategory d-flex align-items-center my-1" t-att-class="category.extraClass">
         <div t-attf-class="d-flex align-items-baseline mx-1 {{ hover_class }}" t-on-click="() => this.toggleCategory(category)">
-            <i class="o-mail-DiscussCategory-icon small" t-att-class="category.isOpen ? 'fa fa-chevron-down' : 'fa fa-chevron-right'"/>
+            <i class="o-mail-DiscussCategory-icon small" t-att-class="category.isOpen ? 'oi oi-chevron-down' : 'oi oi-chevron-right'"/>
             <span class="btn-sm p-0 text-uppercase fw-bolder"><t t-esc="category.name"/></span>
         </div>
         <div class="flex-grow-1"/>
diff --git a/addons/mail/static/tests/discuss_app/sidebar_tests.js b/addons/mail/static/tests/discuss_app/sidebar_tests.js
index 7ef9d62bc69..cdc4ed0d7e4 100644
--- a/addons/mail/static/tests/discuss_app/sidebar_tests.js
+++ b/addons/mail/static/tests/discuss_app/sidebar_tests.js
@@ -830,7 +830,7 @@ QUnit.test("channel - states: close from the bus", async (assert) => {
             },
         });
     });
-    assert.containsOnce($, ".o-mail-DiscussCategory-channel .fa-chevron-right");
+    assert.containsOnce($, ".o-mail-DiscussCategory-channel .oi-chevron-right");
     assert.containsNone($, "button:contains(test)");
 });
 
@@ -851,7 +851,7 @@ QUnit.test("channel - states: open from the bus", async (assert) => {
             },
         });
     });
-    assert.containsOnce($, ".o-mail-DiscussCategory-channel .fa-chevron-down");
+    assert.containsOnce($, ".o-mail-DiscussCategory-channel .oi-chevron-down");
     assert.containsOnce($, "button:contains(test)");
 });
 
@@ -866,7 +866,7 @@ QUnit.test(
         assert.containsOnce($, "button:contains(test).o-active");
 
         await click(".o-mail-DiscussCategory span:contains(Channels)");
-        assert.containsOnce($, ".o-mail-DiscussCategory-channel .fa-chevron-right");
+        assert.containsOnce($, ".o-mail-DiscussCategory-channel .oi-chevron-right");
         assert.containsOnce($, "button:contains(test)");
 
         await click("button:contains(Inbox)");
@@ -958,7 +958,7 @@ QUnit.test("chat - states: close from the bus", async (assert) => {
             },
         });
     });
-    assert.containsOnce($, ".o-mail-DiscussCategory-chat .fa-chevron-right");
+    assert.containsOnce($, ".o-mail-DiscussCategory-chat .oi-chevron-right");
     assert.containsNone($, "button:contains(Mitchell Admin)");
 });
 
@@ -979,7 +979,7 @@ QUnit.test("chat - states: open from the bus", async (assert) => {
             },
         });
     });
-    assert.containsOnce($, ".o-mail-DiscussCategory-chat .fa-chevron-down");
+    assert.containsOnce($, ".o-mail-DiscussCategory-chat .oi-chevron-down");
     assert.containsOnce($, "button:contains(Mitchell Admin)");
 });
 
@@ -990,18 +990,18 @@ QUnit.test(
         pyEnv["discuss.channel"].create({ channel_type: "chat" });
         const { openDiscuss } = await start();
         await openDiscuss();
-        assert.containsOnce($, ".o-mail-DiscussCategory-chat .fa-chevron-down");
+        assert.containsOnce($, ".o-mail-DiscussCategory-chat .oi-chevron-down");
         assert.containsOnce($, "button:contains(Mitchell Admin)");
 
         await click("button:contains(Mitchell Admin)");
         assert.containsOnce($, "button:contains(Mitchell Admin).o-active");
 
         await click(".o-mail-DiscussCategory-chat span:contains(Direct messages)");
-        assert.containsOnce($, ".o-mail-DiscussCategory-chat .fa-chevron-right");
+        assert.containsOnce($, ".o-mail-DiscussCategory-chat .oi-chevron-right");
         assert.containsOnce($, "button:contains(Mitchell Admin)");
 
         await click("button:contains(Inbox)");
-        assert.containsOnce($, ".o-mail-DiscussCategory-chat .fa-chevron-right");
+        assert.containsOnce($, ".o-mail-DiscussCategory-chat .oi-chevron-right");
         assert.containsNone($, "button:contains(Mitchell Admin)");
     }
 );
diff --git a/addons/mail/views/res_config_settings_views.xml b/addons/mail/views/res_config_settings_views.xml
index 2b2caaf3797..cc7bfcf598c 100644
--- a/addons/mail/views/res_config_settings_views.xml
+++ b/addons/mail/views/res_config_settings_views.xml
@@ -12,7 +12,7 @@
                         <setting id="activities_setting" string="Activities" help="Configure your activity types">
                             <div class="content-group">
                                 <div class="mt8">
-                                    <button name="%(mail.mail_activity_type_action)d" string="Activity Types" type="action" class="oe_link" icon="fa-arrow-right"/>
+                                    <button name="%(mail.mail_activity_type_action)d" string="Activity Types" type="action" class="oe_link" icon="oi-arrow-right"/>
                                 </div>
                             </div>
                         </setting>
@@ -23,12 +23,12 @@
                                     <div class="mt8">
                                         <button type="action"
                                         name="%(action_email_server_tree)d"
-                                        string="Incoming Email Servers" icon="fa-arrow-right" class="btn-link"/>
+                                        string="Incoming Email Servers" icon="oi-arrow-right" class="btn-link"/>
                                     </div>
                                     <div class="mt8">
                                         <button type="action"
                                         name="%(base.action_ir_mail_server_list)d"
-                                        string="Outgoing Email Servers" icon="fa-arrow-right" class="btn-link"/>
+                                        string="Outgoing Email Servers" icon="oi-arrow-right" class="btn-link"/>
                                     </div>
                                 </div>
                             </div>
@@ -70,7 +70,7 @@
                         <setting string="Custom ICE server list" help="Configure your ICE server list for webRTC">
                             <div class="content-group">
                                 <div class="row col-lg-4">
-                                    <button type="action" name="%(mail.action_ice_servers)d" string="ICE Servers" icon="fa-arrow-right" class="btn-link"/>
+                                    <button type="action" name="%(mail.action_ice_servers)d" string="ICE Servers" icon="oi-arrow-right" class="btn-link"/>
                                 </div>
                             </div>
                         </setting>
@@ -89,11 +89,11 @@
                             <span class="d-block w-75 py-2">Button Color</span>
                             <field name="secondary_color" class="d-block w-25 p-0 m-0" widget="color"/>
                         </div>
-                        <button name="open_email_layout" icon="fa-arrow-right"
+                        <button name="open_email_layout" icon="oi-arrow-right"
                             type="object" string="Update Mail Layout"
                             groups="base.group_no_one" class="btn-link"/>
                         <br groups="base.group_no_one"/>
-                        <button name="open_mail_templates" icon="fa-arrow-right" type="object" string="Review All Templates" class="btn-link"/>
+                        <button name="open_mail_templates" icon="oi-arrow-right" type="object" string="Review All Templates" class="btn-link"/>
                     </setting>
                 </setting>
             </field>
diff --git a/addons/mail_group/views/mail_group_views.xml b/addons/mail_group/views/mail_group_views.xml
index e0eb8486f4a..2248cff9905 100644
--- a/addons/mail_group/views/mail_group_views.xml
+++ b/addons/mail_group/views/mail_group_views.xml
@@ -116,7 +116,7 @@
                                     <div class="oe_edit_only" attrs="{'invisible': [('alias_domain', '=', False)]}">
                                         <field name="alias_name" class="oe_inline"/>@<field name="alias_domain" class="oe_inline" readonly="1"/>
                                     </div>
-                                    <button icon="fa-arrow-right" type="action" name="%(base_setup.action_general_configuration)d" string="Configure a custom domain" class="p-0 btn-link" attrs="{'invisible': [('alias_domain', '!=', False)]}"/>
+                                    <button icon="oi-arrow-right" type="action" name="%(base_setup.action_general_configuration)d" string="Configure a custom domain" class="p-0 btn-link" attrs="{'invisible': [('alias_domain', '!=', False)]}"/>
                                 </div>
                             </div>
                             <field name="description"/>
diff --git a/addons/mail_group/views/portal_templates.xml b/addons/mail_group/views/portal_templates.xml
index 93fdea262f8..dc890dda4f3 100644
--- a/addons/mail_group/views/portal_templates.xml
+++ b/addons/mail_group/views/portal_templates.xml
@@ -20,7 +20,7 @@
             </div>
             <div t-if="mail_groups" class="container mt32">
                 <div t-if="'unsubscribe' in request.params" class="offset-lg-9 col-lg-3 alert alert-info" role="status">
-                    <h5>Need to unsubscribe? <br/>It's right here! <span class="fa fa-2x fa-arrow-down float-end" role="img" aria-label="" title="Read this !"/></h5>
+                    <h5>Need to unsubscribe? <br/>It's right here! <span class="oi fa-2x oi-arrow-down float-end" role="img" aria-label="" title="Read this !"/></h5>
                 </div>
                 <div class="row mb-4" t-foreach="mail_groups" t-as="group_data">
                     <t t-set="group" t-value="group_data['group']"/>
@@ -110,12 +110,12 @@
                         <div class="row">
                             <h4 t-if="prev_message" t-attf-class="{{'col-lg-6' if next_message else ''}}">
                                 <a t-attf-href="/groups/#{slug(group)}/#{slug(prev_message)}?#{mode and 'mode=%s' % mode or ''}">
-                                    <i class="fa fa-arrow-left" role="img" aria-label="Previous message" title="Previous message"/> <t t-esc="prev_message.subject"/>
+                                    <i class="oi oi-arrow-left" role="img" aria-label="Previous message" title="Previous message"/> <t t-esc="prev_message.subject"/>
                                 </a>
                             </h4>
                             <h4 t-if="next_message" t-attf-class="{{'col-lg-6' if prev_message else ''}} text-end">
                                 <a t-attf-href="/groups/#{slug(group)}/#{slug(next_message)}?#{mode and 'mode=%s' % mode or ''}">
-                                    <t t-esc="next_message.subject"/> <i class="fa fa-arrow-right" role="img" aria-label="Next message" title="Next message"/>
+                                    <t t-esc="next_message.subject"/> <i class="oi oi-arrow-right" role="img" aria-label="Next message" title="Next message"/>
                                 </a>
                             </h4>
                         </div>
@@ -176,10 +176,10 @@
                         <div class="o_mg_link_parent" t-if="group_message_child_ids and (not mode or mode == 'thread')">
                             <p class="mt8">
                                 <a href="#" class="o_mg_link_hide">
-                                    <i class="fa fa-chevron-right" role="img" aria-label="Hide replies" title="Hide replies"/> <t t-esc="len(group_message_child_ids)"/> replies
+                                    <i class="oi oi-chevron-right" role="img" aria-label="Hide replies" title="Hide replies"/> <t t-esc="len(group_message_child_ids)"/> replies
                                 </a>
                                 <a href="#" class="o_mg_link_show d-none">
-                                    <i class="fa fa-chevron-down" role="img" aria-label="Show replies" title="Show replies"/> <t t-esc="len(group_message_child_ids)"/> replies
+                                    <i class="oi oi-chevron-down" role="img" aria-label="Show replies" title="Show replies"/> <t t-esc="len(group_message_child_ids)"/> replies
                                 </a>
                             </p>
                             <div class="o_mg_link_content o_mg_replies ms-5 d-none">
@@ -208,10 +208,10 @@
             <t t-set="attachments" t-value="message.attachment_ids"/>
             <p t-if="attachments" class="mt8">
                 <a href="#" class="o_mg_link_hide">
-                    <i class="fa fa-chevron-right" role="img" aria-label="Hide attachments" title="Hide attachments"/> <t t-esc="len(attachments)"/> attachments
+                    <i class="oi oi-chevron-right" role="img" aria-label="Hide attachments" title="Hide attachments"/> <t t-esc="len(attachments)"/> attachments
                 </a>
                 <a href="#" class="o_mg_link_show d-none">
-                    <i class="fa fa-chevron-down" role="img" aria-label="Show attachments" title="Show attachments"/> <t t-esc="len(attachments)"/> attachments
+                    <i class="oi oi-chevron-down" role="img" aria-label="Show attachments" title="Show attachments"/> <t t-esc="len(attachments)"/> attachments
                 </a>
             </p>
             <div class="o_mg_link_content d-none row justify-content-center">
diff --git a/addons/mass_mailing/views/res_config_settings_views.xml b/addons/mass_mailing/views/res_config_settings_views.xml
index ab14c9a52c4..abec47246b1 100644
--- a/addons/mass_mailing/views/res_config_settings_views.xml
+++ b/addons/mass_mailing/views/res_config_settings_views.xml
@@ -20,7 +20,7 @@
                                                 placeholder="Default Server"/>
                                     </div>
                                     <div class="mt8">
-                                        <button type="action" name="base.action_ir_mail_server_list" string="Configure Outgoing Mail Servers" icon="fa-arrow-right" class="oe_link"/>
+                                        <button type="action" name="base.action_ir_mail_server_list" string="Configure Outgoing Mail Servers" icon="oi-arrow-right" class="oe_link"/>
                                     </div>
                                 </div>
                             </setting>
diff --git a/addons/microsoft_outlook/views/fetchmail_server_views.xml b/addons/microsoft_outlook/views/fetchmail_server_views.xml
index 8a3d6d955b8..f1aed89ac9d 100644
--- a/addons/microsoft_outlook/views/fetchmail_server_views.xml
+++ b/addons/microsoft_outlook/views/fetchmail_server_views.xml
@@ -20,7 +20,7 @@
                     <button type="object"
                         name="open_microsoft_outlook_uri" class="btn-link px-0"
                         attrs="{'invisible': ['|', '|', ('is_microsoft_outlook_configured', '=', False), ('server_type', '!=', 'outlook'), ('microsoft_outlook_refresh_token', '!=', False)]}">
-                        <i class="fa fa-arrow-right"/>
+                        <i class="oi oi-arrow-right"/>
                         Connect your Outlook account
                     </button>
                     <button type="object"
@@ -29,7 +29,7 @@
                         <i class="fa fa-cog" title="Edit Settings"/>
                     </button>
                     <button class="alert alert-warning d-block mt-2 text-start"
-                        icon="fa-arrow-right" type="action" role="alert"
+                        icon="oi-arrow-right" type="action" role="alert"
                         name="%(base.res_config_setting_act_window)d"
                         attrs="{'invisible': ['|', ('is_microsoft_outlook_configured', '=', True), ('server_type', '!=', 'outlook')]}">
                         Setup your Outlook API credentials in the general settings to link a Outlook account.
diff --git a/addons/microsoft_outlook/views/ir_mail_server_views.xml b/addons/microsoft_outlook/views/ir_mail_server_views.xml
index 03d42379650..3e15d2eb9e8 100644
--- a/addons/microsoft_outlook/views/ir_mail_server_views.xml
+++ b/addons/microsoft_outlook/views/ir_mail_server_views.xml
@@ -19,7 +19,7 @@
                     <button type="object"
                         name="open_microsoft_outlook_uri" class="btn-link px-0"
                         attrs="{'invisible': ['|', '|', ('is_microsoft_outlook_configured', '=', False), ('smtp_authentication', '!=', 'outlook'), ('microsoft_outlook_refresh_token', '!=', False)]}">
-                        <i class="fa fa-arrow-right"/>
+                        <i class="oi oi-arrow-right"/>
                         Connect your Outlook account
                     </button>
                     <button type="object"
@@ -28,7 +28,7 @@
                         <i class="fa fa-cog" title="Edit Settings"/>
                     </button>
                     <button class="alert alert-warning d-block mt-2 text-start"
-                        icon="fa-arrow-right" type="action" role="alert"
+                        icon="oi-arrow-right" type="action" role="alert"
                         name="%(base.res_config_setting_act_window)d"
                         attrs="{'invisible': ['|', ('is_microsoft_outlook_configured', '=', True), ('smtp_authentication', '!=', 'outlook')]}">
                         Setup your Outlook API credentials in the general settings to link a Outlook account.
diff --git a/addons/mrp/static/src/widgets/mrp_workorder_popover.xml b/addons/mrp/static/src/widgets/mrp_workorder_popover.xml
index 31643877358..a8316635009 100644
--- a/addons/mrp/static/src/widgets/mrp_workorder_popover.xml
+++ b/addons/mrp/static/src/widgets/mrp_workorder_popover.xml
@@ -4,7 +4,7 @@
     <div t-name="mrp.workorderPopover" owl="1">
         <h6>Scheduling Information</h6>
         <t t-foreach="props.infos" t-as="info" t-key="info_index">
-            <i t-attf-class="fa fa-arrow-right me-2 #{ info.color }"></i><t t-esc="info.msg"/><br/>
+            <i t-attf-class="oi oi-arrow-right me-2 #{ info.color }"></i><t t-esc="info.msg"/><br/>
         </t>
         <button t-if="props.replan" t-on-click="onReplanClick" class="btn btn-sm btn-primary m-1 float-end action_replan_button">Replan</button>
     </div>
diff --git a/addons/mrp/views/mrp_production_views.xml b/addons/mrp/views/mrp_production_views.xml
index db43aba7f34..d350d6634e8 100644
--- a/addons/mrp/views/mrp_production_views.xml
+++ b/addons/mrp/views/mrp_production_views.xml
@@ -176,7 +176,7 @@
                                 <span class="o_stat_text">Unbuilds</span>
                             </div>
                         </button>
-                        <button class="oe_stat_button" name="action_see_move_scrap" type="object" icon="fa-arrows-v" attrs="{'invisible': [('scrap_count', '=', 0)]}">
+                        <button class="oe_stat_button" name="action_see_move_scrap" type="object" icon="oi-arrows-v" attrs="{'invisible': [('scrap_count', '=', 0)]}">
                             <div class="o_field_widget o_stat_info">
                                 <span class="o_stat_value"><field name="scrap_count"/></span>
                                 <span class="o_stat_text">Scraps</span>
@@ -185,7 +185,7 @@
                         <button type="object" name="action_view_mo_delivery" class="oe_stat_button" icon="fa-truck"  groups="base.group_user" attrs="{'invisible': [('delivery_count', '=', 0)]}">
                             <field name="delivery_count" widget="statinfo" string="Transfers"/>
                         </button>
-                        <button name="%(stock.action_stock_report)d" icon="fa-arrow-up" class="oe_stat_button" string="Traceability" type="action" states="done" groups="stock.group_production_lot"/>
+                        <button name="%(stock.action_stock_report)d" icon="oi-arrow-up" class="oe_stat_button" string="Traceability" type="action" states="done" groups="stock.group_production_lot"/>
                         <button name="%(action_mrp_production_moves)d" type="action" string="Product Moves" class="oe_stat_button" icon="fa-exchange" attrs="{'invisible': [('state', 'not in', ('progress', 'done'))]}"/>
                         <button name="%(action_report_mo_overview)d" type="action" class="oe_stat_button" icon="fa-bars" string="Overview"/>
                     </div>
diff --git a/addons/mrp/views/mrp_workorder_views.xml b/addons/mrp/views/mrp_workorder_views.xml
index bc029b48151..5bbbc2670c8 100644
--- a/addons/mrp/views/mrp_workorder_views.xml
+++ b/addons/mrp/views/mrp_workorder_views.xml
@@ -141,7 +141,7 @@
             </header>
             <sheet>
                 <div class="oe_button_box" name="button_box">
-                    <button class="oe_stat_button" name="action_see_move_scrap" type="object" icon="fa-arrows-v" attrs="{'invisible': [('scrap_count', '=', 0)]}">
+                    <button class="oe_stat_button" name="action_see_move_scrap" type="object" icon="oi-arrows-v" attrs="{'invisible': [('scrap_count', '=', 0)]}">
                         <div class="o_field_widget o_stat_info">
                             <span class="o_stat_value"><field name="scrap_count"/></span>
                             <span class="o_stat_text">Scraps</span>
diff --git a/addons/mrp/views/res_config_settings_views.xml b/addons/mrp/views/res_config_settings_views.xml
index 838bcc349e2..3481795bcc5 100644
--- a/addons/mrp/views/res_config_settings_views.xml
+++ b/addons/mrp/views/res_config_settings_views.xml
@@ -16,7 +16,7 @@
                                 <div id="workorder_settings_workcenters" class="content-group" attrs="{'invisible': [('group_mrp_routings','=',False)]}">
                                     <div class="mt8">
                                         <div>
-                                            <button name="%(mrp.mrp_workcenter_action)d" icon="fa-arrow-right" type="action" string="Work Centers" class="btn-link"/>
+                                            <button name="%(mrp.mrp_workcenter_action)d" icon="oi-arrow-right" type="action" string="Work Centers" class="btn-link"/>
                                         </div>
                                     </div>
                                 </div>
diff --git a/addons/partner_autocomplete/static/src/xml/partner_autocomplete.xml b/addons/partner_autocomplete/static/src/xml/partner_autocomplete.xml
index da4242d1838..846bdbf2e57 100644
--- a/addons/partner_autocomplete/static/src/xml/partner_autocomplete.xml
+++ b/addons/partner_autocomplete/static/src/xml/partner_autocomplete.xml
@@ -31,13 +31,13 @@
 
     <t t-name="partner_autocomplete.InsufficientCreditNotification" owl="1">
         <div class="o-hidden-ios">
-            <a class="btn btn-link" t-att-href="credits_url"><i class="fa fa-arrow-right"/> Buy more credits</a>
+            <a class="btn btn-link" t-att-href="credits_url"><i class="oi oi-arrow-right"/> Buy more credits</a>
         </div>
     </t>
 
     <t t-name="partner_autocomplete.AccountTokenMissingNotification" owl="1">
         <div class="">
-            <a class="btn btn-link" t-att-href="account_url" ><i class="fa fa-arrow-right"/> Set Your Account Token</a>
+            <a class="btn btn-link" t-att-href="account_url" ><i class="oi oi-arrow-right"/> Set Your Account Token</a>
         </div>
     </t>
 </templates>
diff --git a/addons/payment/wizards/payment_onboarding_views.xml b/addons/payment/wizards/payment_onboarding_views.xml
index 5a163f17375..7bd71aae308 100644
--- a/addons/payment/wizards/payment_onboarding_views.xml
+++ b/addons/payment/wizards/payment_onboarding_views.xml
@@ -18,7 +18,7 @@
                                     <field name="paypal_pdt_token" password="True" attrs="{'required': [('payment_method', '=', 'paypal')]}" />
                                 </group>
                                 <a href="https://www.odoo.com/documentation/master/applications/finance/payment_providers/paypal.html" target="_blank">
-                                    <span><i class="fa fa-arrow-right"/> How to configure your PayPal account</span>
+                                    <span><i class="oi oi-arrow-right"/> How to configure your PayPal account</span>
                                 </a>
                             </div>
 
diff --git a/addons/point_of_sale/static/src/xml/Misc/SearchBar.xml b/addons/point_of_sale/static/src/xml/Misc/SearchBar.xml
index 64588631a56..ba15442b87b 100644
--- a/addons/point_of_sale/static/src/xml/Misc/SearchBar.xml
+++ b/addons/point_of_sale/static/src/xml/Misc/SearchBar.xml
@@ -27,7 +27,7 @@
             <div t-if="props.config.filter.show" class="filter radius-right"
                 t-on-click.stop="() => { state.showFilterOptions = !state.showFilterOptions }">
                 <span class="down-icon">
-                    <i class="fa fa-chevron-down" aria-hidden="true"></i>
+                    <i class="oi oi-chevron-down" aria-hidden="true"></i>
                 </span>
                 <span>
                     <t t-esc="props.config.filter.options.get(state.selectedFilter).text" />
diff --git a/addons/point_of_sale/static/src/xml/Screens/PaymentScreen/PaymentScreen.xml b/addons/point_of_sale/static/src/xml/Screens/PaymentScreen/PaymentScreen.xml
index 70354901593..78722a85af6 100644
--- a/addons/point_of_sale/static/src/xml/Screens/PaymentScreen/PaymentScreen.xml
+++ b/addons/point_of_sale/static/src/xml/Screens/PaymentScreen/PaymentScreen.xml
@@ -47,7 +47,7 @@
                         <div t-if="!env.isMobile" class="button next validation" t-att-class="{ highlight: currentOrder.is_paid() and currentOrder._isValidEmptyOrder() }"
                             t-on-click="() => this.validateOrder()">
                             <div class="pay-circle">
-                                <i class="fa fa-chevron-right" role="img" aria-label="Pay" title="Pay" />
+                                <i class="oi oi-chevron-right" role="img" aria-label="Pay" title="Pay" />
                             </div>
                             <span class="next_text">Validate</span>
                         </div>
diff --git a/addons/point_of_sale/static/src/xml/Screens/ProductScreen/ActionpadWidget.xml b/addons/point_of_sale/static/src/xml/Screens/ProductScreen/ActionpadWidget.xml
index 003f837bb65..d1b0f1b4106 100644
--- a/addons/point_of_sale/static/src/xml/Screens/ProductScreen/ActionpadWidget.xml
+++ b/addons/point_of_sale/static/src/xml/Screens/ProductScreen/ActionpadWidget.xml
@@ -15,7 +15,7 @@
             </button>
             <button class="button pay validation pay-order-button" t-on-click="props.actionToTrigger ? this.props.actionToTrigger : () => this.clickPay()">
                 <div class="pay-circle" t-att-class="{ 'highlight': this.highlightPay }">
-                    <i class="fa fa-chevron-right" role="img" aria-label="Pay" title="Pay" />
+                    <i class="oi oi-chevron-right" role="img" aria-label="Pay" title="Pay" />
                 </div>
                 <t t-esc="props.actionName" />
             </button>
diff --git a/addons/point_of_sale/static/src/xml/Screens/ProductScreen/ProductsWidgetControlPanel.xml b/addons/point_of_sale/static/src/xml/Screens/ProductScreen/ProductsWidgetControlPanel.xml
index e4b338d4829..e648fbbf982 100644
--- a/addons/point_of_sale/static/src/xml/Screens/ProductScreen/ProductsWidgetControlPanel.xml
+++ b/addons/point_of_sale/static/src/xml/Screens/ProductScreen/ProductsWidgetControlPanel.xml
@@ -6,7 +6,7 @@
             <div class="rightpane-header">
                 <div class="search-bar-container sb-product">
                     <span t-if="env.isMobile" class="oe_status oe_icon icon" t-on-click="toggleMobileSearchBar">
-                        <i t-attf-class="fa {{state.mobileSearchBarIsShown ? 'fa-arrow-left' : 'fa-search'}}"/>
+                        <i t-attf-class="fa oi {{state.mobileSearchBarIsShown ? 'oi-arrow-left' : 'fa-search'}}"/>
                     </span>
                     <t t-if="!env.isMobile || state.mobileSearchBarIsShown">
                         <div class="pos-search-bar">
diff --git a/addons/point_of_sale/static/src/xml/Screens/ReceiptScreen/ReceiptScreen.xml b/addons/point_of_sale/static/src/xml/Screens/ReceiptScreen/ReceiptScreen.xml
index fa0bb84fb89..51604a494cd 100644
--- a/addons/point_of_sale/static/src/xml/Screens/ReceiptScreen/ReceiptScreen.xml
+++ b/addons/point_of_sale/static/src/xml/Screens/ReceiptScreen/ReceiptScreen.xml
@@ -44,14 +44,14 @@
                     <div class="button next validation" t-att-class="{ highlight: !locked }"
                         t-on-click="orderDone" name="done">
                         <div class="pay-circle">
-                            <i class="fa fa-chevron-right" role="img" aria-label="Pay" title="Pay" />
+                            <i class="oi oi-chevron-right" role="img" aria-label="Pay" title="Pay" />
                         </div>
                         New Order
                     </div>
                     <div t-if="isResumeVisible()" class="button next validation" t-att-class="{ highlight: !locked }"
                         t-on-click="resumeOrder" name="resume">
                         <div class="pay-circle">
-                            <i class="fa fa-chevron-right" role="img" aria-label="Pay" title="Pay" />
+                            <i class="oi oi-chevron-right" role="img" aria-label="Pay" title="Pay" />
                         </div>
                         Resume Order
                     </div>
diff --git a/addons/point_of_sale/views/res_config_settings_views.xml b/addons/point_of_sale/views/res_config_settings_views.xml
index f71c0806b7d..741a37be85d 100644
--- a/addons/point_of_sale/views/res_config_settings_views.xml
+++ b/addons/point_of_sale/views/res_config_settings_views.xml
@@ -70,7 +70,7 @@
                                     <field name="pos_iface_available_categ_ids" widget="many2many_tags" attrs="{'readonly': [('pos_has_active_session','=', True)]}"/>
                                 </div>
                                 <div class="content-group mt16" attrs="{'invisible': [('pos_limit_categories', '=', False)]}">
-                                    <button name="%(product_pos_category_action)d" icon="fa-arrow-right" type="action" string="PoS Product Categories" class="btn-link"/>
+                                    <button name="%(product_pos_category_action)d" icon="oi-arrow-right" type="action" string="PoS Product Categories" class="btn-link"/>
                                 </div>
                             </setting>
                             <setting help="Improve navigation for imprecise industrial touchscreens">
@@ -86,7 +86,7 @@
                                         <field name="pos_trusted_config_ids" widget="many2many_tags" options="{'no_create':'true'}" placeholder="Select PoS to start sharing orders"/>
                                     </div>
                                     <div>
-                                        <button name="%(point_of_sale.action_pos_config_tree)d" icon="fa-arrow-right" type="action" string="Point of Sales" class="btn-link"/>
+                                        <button name="%(point_of_sale.action_pos_config_tree)d" icon="oi-arrow-right" type="action" string="Point of Sales" class="btn-link"/>
                                     </div>
                                 </div>
                             </setting>
@@ -103,7 +103,7 @@
                                     <field name="sale_tax_id" colspan="4" nolabel="1" domain="[('type_tax_use', 'in', ('sale', 'all')), ('company_id', '=', company_id)]"/>
                                 </div>
                                 <div class="mt8">
-                                    <button name="%(account.action_tax_form)d" icon="fa-arrow-right" type="action" string="Taxes" class="btn-link"/>
+                                    <button name="%(account.action_tax_form)d" icon="oi-arrow-right" type="action" string="Taxes" class="btn-link"/>
                                 </div>
                             </setting>
                             <setting groups="account.group_account_readonly">
@@ -126,7 +126,7 @@
                                         <field name="pos_fiscal_position_ids" widget="many2many_tags" options="{'no_create': True}" domain="['|',('company_id', '=', company_id),('company_id', '=', False)]"/>
                                     </div>
                                     <div>
-                                        <button name="%(account.action_account_fiscal_position_form)d" icon="fa-arrow-right" type="action" string="Fiscal Positions" class="btn-link"/>
+                                        <button name="%(account.action_account_fiscal_position_form)d" icon="oi-arrow-right" type="action" string="Fiscal Positions" class="btn-link"/>
                                     </div>
                                 </div>
                             </setting>
@@ -164,7 +164,7 @@
                                         <field name="pos_pricelist_id" domain="[('id', 'in', pos_allowed_pricelist_ids)]" options="{'no_create': True}"/>
                                     </div>
                                     <div class="mt8">
-                                        <button name="%(product.product_pricelist_action2)d" icon="fa-arrow-right" type="action" string="Pricelists" groups="product.group_product_pricelist" class="btn-link"/>
+                                        <button name="%(product.product_pricelist_action2)d" icon="oi-arrow-right" type="action" string="Pricelists" groups="product.group_product_pricelist" class="btn-link"/>
                                     </div>
                                 </div>
                             </setting>
@@ -176,7 +176,7 @@
                                 <div class="content-group">
                                     <a attrs="{'invisible': [('pos_iface_tax_included', '!=', 'total')]}"
                                         href="https://www.odoo.com/documentation/master/applications/finance/accounting/taxation/taxes/B2B_B2C.html"
-                                        target="_blank" class="oe-link"><i class="fa fa-fw fa-arrow-right"/>How to manage tax-included prices</a>
+                                        target="_blank" class="oe-link"><i class="oi oi-fw oi-arrow-right"/>How to manage tax-included prices</a>
                                 </div>
                             </setting>
                             <setting help="Allow cashiers to set a discount per line">
@@ -232,7 +232,7 @@
                             <setting id="payment_methods_new" string="Payment Methods" help="Payment methods available">
                                 <field name="pos_payment_method_ids" colspan="4" widget="many2many_tags" attrs="{'readonly': [('pos_has_active_session','=', True)], 'required': [('pos_company_has_template', '=', True)]}" options="{'no_create': True}" />
                                 <div>
-                                    <button name="%(action_payment_methods_tree)d" icon="fa-arrow-right" type="action" string="Payment Methods" class="btn-link"/>
+                                    <button name="%(action_payment_methods_tree)d" icon="oi-arrow-right" type="action" string="Payment Methods" class="btn-link"/>
                                 </div>
                             </setting>
                             <setting string="Automatically validate order" help="Automatically validates orders paid with a payment terminal.">
@@ -251,7 +251,7 @@
                                     </div>
                                 </div>
                                 <div class="mt8">
-                                    <button name="%(account.rounding_list_action)d" icon="fa-arrow-right"
+                                    <button name="%(account.rounding_list_action)d" icon="oi-arrow-right"
                                             type="action" string="Cash Roundings" class="btn-link"
                                             attrs="{'invisible': [('group_cash_rounding', '=', False)]}"/>
                                 </div>
@@ -341,7 +341,7 @@
                                         <field name="pos_printer_ids" widget="many2many_tags"/>
                                     </div>
                                     <div>
-                                        <button name="%(point_of_sale.action_pos_printer_form)d" icon="fa-arrow-right" type="action" string="Printers" class="btn-link"/>
+                                        <button name="%(point_of_sale.action_pos_printer_form)d" icon="oi-arrow-right" type="action" string="Printers" class="btn-link"/>
                                     </div>
                                 </div>
                             </setting>
diff --git a/addons/portal/static/src/xml/portal_chatter.xml b/addons/portal/static/src/xml/portal_chatter.xml
index d7849f70925..f51ed85015f 100644
--- a/addons/portal/static/src/xml/portal_chatter.xml
+++ b/addons/portal/static/src/xml/portal_chatter.xml
@@ -121,7 +121,7 @@
             <t t-if="!_.isEmpty(widget.get('pager'))">
                 <ul class="pagination" t-if="widget.get('pager')['pages'].length &gt; 1">
                     <li t-if="widget.get('pager')['page'] != widget.get('pager')['page_previous']" t-att-data-page="widget.get('pager')['page_previous']" class="page-item o_portal_chatter_pager_btn">
-                        <a href="#" class="page-link"><i class="fa fa-chevron-left" role="img" aria-label="Previous" title="Previous"/></a>
+                        <a href="#" class="page-link"><i class="oi oi-chevron-left" role="img" aria-label="Previous" title="Previous"/></a>
                     </li>
                     <t t-foreach="widget.get('pager')['pages']" t-as="page">
                         <li t-att-data-page="page" t-attf-class="page-item #{page == widget.get('pager')['page'] ? 'o_portal_chatter_pager_btn active' : 'o_portal_chatter_pager_btn'}">
@@ -129,7 +129,7 @@
                         </li>
                     </t>
                     <li t-if="widget.get('pager')['page'] != widget.get('pager')['page_next']" t-att-data-page="widget.get('pager')['page_next']" class="page-item o_portal_chatter_pager_btn">
-                        <a href="#" class="page-link"><i class="fa fa-chevron-right" role="img" aria-label="Next" title="Next"/></a>
+                        <a href="#" class="page-link"><i class="oi oi-chevron-right" role="img" aria-label="Next" title="Next"/></a>
                     </li>
                 </ul>
             </t>
diff --git a/addons/portal/views/portal_templates.xml b/addons/portal/views/portal_templates.xml
index ee28f736cc3..2d0ffc47e06 100644
--- a/addons/portal/views/portal_templates.xml
+++ b/addons/portal/views/portal_templates.xml
@@ -117,7 +117,7 @@
         <div t-ignore="true" class="text-center">
             <t t-if="custom_html" t-out="custom_html"/>
             <t t-else="">This is a preview of the customer portal.</t>
-            <a t-att-href="backend_url"><i class="fa fa-arrow-right me-1"/>Back to edit mode</a>
+            <a t-att-href="backend_url"><i class="oi oi-arrow-right me-1"/>Back to edit mode</a>
         </div>
         <button type="button" class="btn-close" data-bs-dismiss="alert" aria-label="Close"></button>
     </template>
@@ -631,8 +631,8 @@
     <template id="record_pager" name="Portal Record Pager">
         <t t-if='prev_record or next_record'>
             <div class="record_pager btn-group" role="group">
-                <a role="button" t-att-class="'btn btn-link %s' % ('disabled' if not prev_record else '')" t-att-href="prev_record or '#'" ><i class="fa fa-chevron-left" role="img" aria-label="Previous" title="Previous"></i></a>
-                <a role="button" t-att-class="'btn btn-link %s' % ('disabled' if not next_record else '')" t-att-href="next_record or '#'" ><i class="fa fa-chevron-right" role="img" aria-label="Next" title="Next"></i></a>
+                <a role="button" t-att-class="'btn btn-link %s' % ('disabled' if not prev_record else '')" t-att-href="prev_record or '#'" ><i class="oi oi-chevron-left" role="img" aria-label="Previous" title="Previous"></i></a>
+                <a role="button" t-att-class="'btn btn-link %s' % ('disabled' if not next_record else '')" t-att-href="next_record or '#'" ><i class="oi oi-chevron-right" role="img" aria-label="Next" title="Next"></i></a>
             </div>
         </t>
     </template>
diff --git a/addons/pos_loyalty/views/res_config_settings_view.xml b/addons/pos_loyalty/views/res_config_settings_view.xml
index 47d5a10c50b..1e4960e237c 100644
--- a/addons/pos_loyalty/views/res_config_settings_view.xml
+++ b/addons/pos_loyalty/views/res_config_settings_view.xml
@@ -11,10 +11,10 @@
                         <field name="pos_gift_card_settings" colspan="4" nolabel="1" widget="radio"/>
                     </div>
                     <div class="mt8">
-                        <button name="%(loyalty.loyalty_program_discount_loyalty_action)d" icon="fa-arrow-right" type="action" string="Discount &amp; Loyalty" class="btn-link"/>
+                        <button name="%(loyalty.loyalty_program_discount_loyalty_action)d" icon="oi-arrow-right" type="action" string="Discount &amp; Loyalty" class="btn-link"/>
                     </div>
                     <div class="mt8">
-                        <button name="%(loyalty.loyalty_program_gift_ewallet_action)d" icon="fa-arrow-right" type="action" string="Gift cards &amp; eWallet" class="btn-link"/>
+                        <button name="%(loyalty.loyalty_program_gift_ewallet_action)d" icon="oi-arrow-right" type="action" string="Gift cards &amp; eWallet" class="btn-link"/>
                     </div>
                 </div>
             </xpath>
diff --git a/addons/pos_mercury/views/pos_config_setting_views.xml b/addons/pos_mercury/views/pos_config_setting_views.xml
index 82b57a6a607..c4a95634b61 100644
--- a/addons/pos_mercury/views/pos_config_setting_views.xml
+++ b/addons/pos_mercury/views/pos_config_setting_views.xml
@@ -7,10 +7,10 @@
         <field name="arch" type="xml">
             <div id="btn_use_pos_mercury" position="replace">
                 <div class="mt16">
-                    <button name="%(pos_mercury.action_configuration_form)d" icon="fa-arrow-right" type="action" string="Vantiv Accounts" class="btn-link"/>
+                    <button name="%(pos_mercury.action_configuration_form)d" icon="oi-arrow-right" type="action" string="Vantiv Accounts" class="btn-link"/>
                 </div>
                 <div>
-                    <a href="https://www.odoo.com/app/point-of-sale-hardware#part_8" target="_blank"><i class="fa fa-fw fa-arrow-right"/>Buy a card reader</a>
+                    <a href="https://www.odoo.com/app/point-of-sale-hardware#part_8" target="_blank"><i class="oi oi-fw oi-arrow-right"/>Buy a card reader</a>
                 </div>
             </div>
         </field>
diff --git a/addons/pos_restaurant/static/src/xml/Screens/ProductScreen/ActionpadWidget.xml b/addons/pos_restaurant/static/src/xml/Screens/ProductScreen/ActionpadWidget.xml
index 6ab196ef9d6..b590e28ebb9 100644
--- a/addons/pos_restaurant/static/src/xml/Screens/ProductScreen/ActionpadWidget.xml
+++ b/addons/pos_restaurant/static/src/xml/Screens/ProductScreen/ActionpadWidget.xml
@@ -26,7 +26,7 @@
         <!-- Replace the customer button by the payment button, the customer button will be added in the mixins -->
         <xpath expr="//button[hasclass('set-partner')]" position="after">
             <button t-on-click="clickPay" class="button pay-order-button" t-att-class="{ 'highlight': this.highlightPay }" t-if="this.swapButton">
-                <i class="fa fa-chevron-right" role="img" aria-label="Pay" title="Pay" />
+                <i class="oi oi-chevron-right" role="img" aria-label="Pay" title="Pay" />
                 Payment
             </button>
         </xpath>
diff --git a/addons/pos_restaurant/static/src/xml/Screens/ProductScreen/ControlButtons/TransferOrderButton.xml b/addons/pos_restaurant/static/src/xml/Screens/ProductScreen/ControlButtons/TransferOrderButton.xml
index 4096e7c26ab..97bc4c3c872 100644
--- a/addons/pos_restaurant/static/src/xml/Screens/ProductScreen/ControlButtons/TransferOrderButton.xml
+++ b/addons/pos_restaurant/static/src/xml/Screens/ProductScreen/ControlButtons/TransferOrderButton.xml
@@ -3,7 +3,7 @@
 
     <t t-name="TransferOrderButton" owl="1">
         <div class="control-button" t-on-click="() => this.click()">
-            <i class="fa fa-arrow-right" />
+            <i class="oi oi-arrow-right" />
             <span> </span>
             <span>Transfer</span>
         </div>
diff --git a/addons/pos_restaurant/static/src/xml/Screens/SplitBillScreen/SplitBillScreen.xml b/addons/pos_restaurant/static/src/xml/Screens/SplitBillScreen/SplitBillScreen.xml
index 5f8d444bfed..998d4f99195 100644
--- a/addons/pos_restaurant/static/src/xml/Screens/SplitBillScreen/SplitBillScreen.xml
+++ b/addons/pos_restaurant/static/src/xml/Screens/SplitBillScreen/SplitBillScreen.xml
@@ -35,7 +35,7 @@
                         </div>
                         <div class="pay-button">
                             <div class="button" t-on-click="proceed">
-                                <i class="fa fa-chevron-right" />
+                                <i class="oi oi-chevron-right" />
                                 <span> </span>
                                 <span>Payment</span>
                             </div>
diff --git a/addons/pos_restaurant/views/res_config_settings_views.xml b/addons/pos_restaurant/views/res_config_settings_views.xml
index 995d14dd4f7..b741f5f049d 100644
--- a/addons/pos_restaurant/views/res_config_settings_views.xml
+++ b/addons/pos_restaurant/views/res_config_settings_views.xml
@@ -15,7 +15,7 @@
                                 <field name="pos_floor_ids" widget="many2many_tags" attrs="{'readonly': [('pos_has_active_session','=', True)]}" />
                             </div>
                             <div>
-                                <button name="%(pos_restaurant.action_restaurant_floor_form)d" icon="fa-arrow-right" type="action" string="Floors" class="btn-link"/>
+                                <button name="%(pos_restaurant.action_restaurant_floor_form)d" icon="oi-arrow-right" type="action" string="Floors" class="btn-link"/>
                             </div>
                         </div>
                     </setting>
diff --git a/addons/pos_self_order/static/src/NavBar/NavBar.xml b/addons/pos_self_order/static/src/NavBar/NavBar.xml
index d38481f3b6a..cbdf787f67f 100644
--- a/addons/pos_self_order/static/src/NavBar/NavBar.xml
+++ b/addons/pos_self_order/static/src/NavBar/NavBar.xml
@@ -5,7 +5,7 @@
             <t t-if="props.previousPage">
                 <button class="btn btn-link text-dark"
                         t-on-click="() => env.navigate(props.previousPage)">
-                    <i class="fa fa-fw fa-chevron-left">
+                    <i class="oi oi-fw oi-chevron-left">
                 </button>
             </t>
             <div class="mx-auto overflow-hidden">
diff --git a/addons/pos_stripe/views/pos_payment_method_views.xml b/addons/pos_stripe/views/pos_payment_method_views.xml
index b8081fe6d5d..c16ec017a5c 100644
--- a/addons/pos_stripe/views/pos_payment_method_views.xml
+++ b/addons/pos_stripe/views/pos_payment_method_views.xml
@@ -9,7 +9,7 @@
                 <!-- Stripe -->
                 <field name="stripe_serial_number" attrs="{'invisible': [('use_payment_terminal', '!=', 'stripe')], 'required': [('use_payment_terminal', '=', 'stripe')]}"/>
                 <div colspan="2" class="mt16" attrs="{'invisible': [('use_payment_terminal', '!=', 'stripe')], 'required': [('use_payment_terminal', '=', 'stripe')]}">
-                    <button name="action_stripe_key" type="object" icon="fa-arrow-right" string="Don't forget to complete Stripe connect before using this payment method." class="btn-link"/>
+                    <button name="action_stripe_key" type="object" icon="oi-arrow-right" string="Don't forget to complete Stripe connect before using this payment method." class="btn-link"/>
                 </div>
             </xpath>
         </field>
diff --git a/addons/project/static/src/project_sharing/components/chatter/chatter_pager.xml b/addons/project/static/src/project_sharing/components/chatter/chatter_pager.xml
index 85b478d61de..5bc7785c22c 100644
--- a/addons/project/static/src/project_sharing/components/chatter/chatter_pager.xml
+++ b/addons/project/static/src/project_sharing/components/chatter/chatter_pager.xml
@@ -4,7 +4,7 @@
         <div class="d-flex justify-content-center">
             <ul class="pagination mb-0 pb-4" t-if="state.pages.length &gt; 1">
                 <li t-if="props.page != props.page_previous" t-att-data-page="state.pagePrevious" class="page-item o_portal_chatter_pager_btn">
-                    <a t-on-click="() => this.onPageChanged(state.pagePrevious)" class="page-link"><i class="fa fa-chevron-left" role="img" aria-label="Previous" title="Previous"/></a>
+                    <a t-on-click="() => this.onPageChanged(state.pagePrevious)" class="page-link"><i class="oi oi-chevron-left" role="img" aria-label="Previous" title="Previous"/></a>
                 </li>
                 <t t-foreach="state.pages" t-as="page" t-key="page_index">
                     <li t-att-data-page="page" t-attf-class="page-item #{page == props.page ? 'o_portal_chatter_pager_btn active' : 'o_portal_chatter_pager_btn'}">
@@ -12,7 +12,7 @@
                     </li>
                 </t>
                 <li t-if="props.page != state.pageNext" t-att-data-page="state.pageNext" class="page-item o_portal_chatter_pager_btn">
-                    <a t-on-click="() => this.onPageChanged(state.pageNext)" class="page-link"><i class="fa fa-chevron-right" role="img" aria-label="Next" title="Next"/></a>
+                    <a t-on-click="() => this.onPageChanged(state.pageNext)" class="page-link"><i class="oi oi-chevron-right" role="img" aria-label="Next" title="Next"/></a>
                 </li>
             </ul>
         </div>
diff --git a/addons/project/views/project_project_views.xml b/addons/project/views/project_project_views.xml
index 8c256de5fc3..afa8f71a46a 100644
--- a/addons/project/views/project_project_views.xml
+++ b/addons/project/views/project_project_views.xml
@@ -134,7 +134,7 @@
                                                 </div>
                                                 <div class="content-group">
                                                     <div class="mt8">
-                                                        <button name="%(project.open_task_type_form_domain)d" context="{'project_id':id}" icon="fa-arrow-right" type="action" string="Set a Rating Email Template on Stages" class="btn-link"/>
+                                                        <button name="%(project.open_task_type_form_domain)d" context="{'project_id':id}" icon="oi-arrow-right" type="action" string="Set a Rating Email Template on Stages" class="btn-link"/>
                                                     </div>
                                                 </div>
                                             </div>
diff --git a/addons/project/views/project_sharing_project_task_views.xml b/addons/project/views/project_sharing_project_task_views.xml
index 2a878c554c8..22a67e601ad 100644
--- a/addons/project/views/project_sharing_project_task_views.xml
+++ b/addons/project/views/project_sharing_project_task_views.xml
@@ -129,7 +129,7 @@
                 </header>
                 <div groups="base.group_user" role="status" class="alert alert-info alert-dismissible rounded-0 fade show d-print-none css_editable_mode_hidden">
                     <div class="text-center">This is a preview of how the project will look when it's shared with customers and they have editing access.
-                        <a name="action_redirect_to_project_task_form" type="object"><i class="fa fa-arrow-right me-1"/>Back to edit mode</a>
+                        <a name="action_redirect_to_project_task_form" type="object"><i class="oi oi-arrow-right me-1"/>Back to edit mode</a>
                     </div>
                 </div>
                 <sheet string="Task">
diff --git a/addons/project/views/res_config_settings_views.xml b/addons/project/views/res_config_settings_views.xml
index cceae04851b..68e435360b9 100644
--- a/addons/project/views/res_config_settings_views.xml
+++ b/addons/project/views/res_config_settings_views.xml
@@ -19,7 +19,7 @@
                                 <field name="group_project_stages"/>
                                 <div class="content-group" attrs="{'invisible': [('group_project_stages', '=', False)]}">
                                     <div class="mt8">
-                                        <button name="%(project.project_project_stage_configure)d" icon="fa-arrow-right" type="action" string="Configure Stages" class="btn-link"/>
+                                        <button name="%(project.project_project_stage_configure)d" icon="oi-arrow-right" type="action" string="Configure Stages" class="btn-link"/>
                                     </div>
                                 </div>
                             </setting>
@@ -40,7 +40,7 @@
                                 <field name="group_project_rating"/>
                                 <div class="content-group" attrs="{'invisible': [('group_project_rating', '=', False)]}">
                                     <div class="mt16">
-                                        <button name="%(project.open_task_type_form)d" context="{'project_id':id}" icon="fa-arrow-right" type="action" string="Set a Rating Email Template on Stages" class="btn-link"/>
+                                        <button name="%(project.open_task_type_form)d" context="{'project_id':id}" icon="oi-arrow-right" type="action" string="Set a Rating Email Template on Stages" class="btn-link"/>
                                     </div>
                                 </div>
                             </setting>
diff --git a/addons/purchase/views/res_config_settings_views.xml b/addons/purchase/views/res_config_settings_views.xml
index be91bf06890..3f46a4d7582 100644
--- a/addons/purchase/views/res_config_settings_views.xml
+++ b/addons/purchase/views/res_config_settings_views.xml
@@ -51,7 +51,7 @@
                             <field name="group_product_variant"/>
                             <div class="content-group" attrs="{'invisible': [('group_product_variant','=',False)]}">
                                 <div class="mt8">
-                                    <button name="%(product.attribute_action)d" icon="fa-arrow-right" type="action" string="Attributes" class="btn-link"/>
+                                    <button name="%(product.attribute_action)d" icon="oi-arrow-right" type="action" string="Attributes" class="btn-link"/>
                                 </div>
                             </div>
                         </setting>
@@ -66,7 +66,7 @@
                             <field name="group_uom"/>
                             <div class="content-group">
                                 <div class="mt8" attrs="{'invisible': [('group_uom', '=', False)]}">
-                                    <button name="%(uom.product_uom_categ_form_action)d" icon="fa-arrow-right"
+                                    <button name="%(uom.product_uom_categ_form_action)d" icon="oi-arrow-right"
                                             type="action" string="Units Of Measure" class="btn-link"/>
                                 </div>
                             </div>
diff --git a/addons/sale/static/src/js/tours/sale.js b/addons/sale/static/src/js/tours/sale.js
index b3401d500b1..925da54e32b 100644
--- a/addons/sale/static/src/js/tours/sale.js
+++ b/addons/sale/static/src/js/tours/sale.js
@@ -128,7 +128,7 @@ registry.category("web_tour.tours").add("sale_quote_tour", {
         auto: true,
     }, {
         trigger: ".o_field_widget[name='price_unit'] input",
-        extra_trigger: ".fa-arrow-right",  // Wait for product creation
+        extra_trigger: ".oi-arrow-right",  // Wait for product creation
         content: Markup(_t("<b>Set a price</b>.")),
         position: "right",
         run: "text 10.0"
diff --git a/addons/sale/wizard/res_config_settings_views.xml b/addons/sale/wizard/res_config_settings_views.xml
index b17d62fd1c3..ef86051c298 100644
--- a/addons/sale/wizard/res_config_settings_views.xml
+++ b/addons/sale/wizard/res_config_settings_views.xml
@@ -14,7 +14,7 @@
                             <field name="group_product_variant"/>
                             <div class="content-group" attrs="{'invisible': [('group_product_variant','=',False)]}">
                                 <div class="mt8">
-                                    <button name="%(product.attribute_action)d" icon="fa-arrow-right" type="action" string="Attributes" class="btn-link"/>
+                                    <button name="%(product.attribute_action)d" icon="oi-arrow-right" type="action" string="Attributes" class="btn-link"/>
                                 </div>
                             </div>
                         </setting>
@@ -25,7 +25,7 @@
                             <field name="group_uom"/>
                             <div class="content-group" attrs="{'invisible': [('group_uom','=',False)]}">
                                 <div class="mt8">
-                                    <button name="%(uom.product_uom_categ_form_action)d" icon="fa-arrow-right" type="action" string="Units of Measure" class="btn-link"/>
+                                    <button name="%(uom.product_uom_categ_form_action)d" icon="oi-arrow-right" type="action" string="Units of Measure" class="btn-link"/>
                                 </div>
                             </div>
                         </setting>
@@ -51,7 +51,7 @@
                                     <field name="product_pricelist_setting" widget="radio" class="o_light_label"/>
                                 </div>
                                 <div class="mt8">
-                                    <button name="%(product.product_pricelist_action2)d" icon="fa-arrow-right" type="action" string="Pricelists" groups="product.group_product_pricelist" class="btn-link"/>
+                                    <button name="%(product.product_pricelist_action2)d" icon="oi-arrow-right" type="action" string="Pricelists" groups="product.group_product_pricelist" class="btn-link"/>
                                 </div>
                             </div>
                         </setting>
@@ -91,7 +91,7 @@
                                     Request an online payment to confirm orders
                                 </div>
                                 <div class="mt8" attrs="{'invisible': [('portal_confirmation_pay', '=', False)]}">
-                                    <button name='%(payment.action_payment_provider)d' icon="fa-arrow-right" type="action" string="Payment Providers" class="btn-link"/>
+                                    <button name='%(payment.action_payment_provider)d' icon="oi-arrow-right" type="action" string="Payment Providers" class="btn-link"/>
                                 </div>
                                 <div class="mt16" title="Days between quotation proposal and expiration. 0 days means automatic expiration is disabled">
                                     <label for="quotation_validity_days"/>
diff --git a/addons/sale_management/views/res_config_settings_views.xml b/addons/sale_management/views/res_config_settings_views.xml
index bf8bbe8607d..bea73239368 100644
--- a/addons/sale_management/views/res_config_settings_views.xml
+++ b/addons/sale_management/views/res_config_settings_views.xml
@@ -18,7 +18,7 @@
                                groups="base.group_multi_company"/>
                         </div>
                         <div class="mt8">
-                            <button name="%(sale_management.sale_order_template_action)d" icon="fa-arrow-right" type="action" string="Quotation Templates" class="btn-link"/>
+                            <button name="%(sale_management.sale_order_template_action)d" icon="oi-arrow-right" type="action" string="Quotation Templates" class="btn-link"/>
                         </div>
                     </div>
                     <div class="mt16 oe_inline"
diff --git a/addons/sale_stock/static/src/widgets/qty_at_date_widget.xml b/addons/sale_stock/static/src/widgets/qty_at_date_widget.xml
index 2443fb9d3a2..74b13c937fb 100644
--- a/addons/sale_stock/static/src/widgets/qty_at_date_widget.xml
+++ b/addons/sale_stock/static/src/widgets/qty_at_date_widget.xml
@@ -63,7 +63,7 @@
         </table>
         <button t-if="!props.record.data.is_mto" class="text-start btn btn-link"
             type="button" t-on-click="openForecast">
-            <i class="fa fa-fw o_button_icon fa-arrow-right"></i>
+            <i class="oi oi-fw o_button_icon oi-arrow-right"></i>
             View Forecast
         </button>
         </div>
diff --git a/addons/sale_stock/views/res_config_settings_views.xml b/addons/sale_stock/views/res_config_settings_views.xml
index 518f05de367..2a8f87b3899 100644
--- a/addons/sale_stock/views/res_config_settings_views.xml
+++ b/addons/sale_stock/views/res_config_settings_views.xml
@@ -11,7 +11,7 @@
                     <field name="group_display_incoterm"/>
                     <div class="content-group" attrs="{'invisible': [('group_display_incoterm','=',False)]}">
                         <div class="mt8">
-                            <button name="%(account.action_incoterms_tree)d" icon="fa-arrow-right" type="action" string="Incoterms" class="btn-link"/>
+                            <button name="%(account.action_incoterms_tree)d" icon="oi-arrow-right" type="action" string="Incoterms" class="btn-link"/>
                         </div>
                     </div>
                 </setting>
diff --git a/addons/sale_timesheet/views/res_config_settings_views.xml b/addons/sale_timesheet/views/res_config_settings_views.xml
index 04fccadad33..ef843a0c9a5 100644
--- a/addons/sale_timesheet/views/res_config_settings_views.xml
+++ b/addons/sale_timesheet/views/res_config_settings_views.xml
@@ -10,7 +10,7 @@
             <xpath expr="//div[@name='section_leaves']" position="before">
                 <block title="Billing">
                     <setting string="Time Billing" help="Sell services and invoice time spent" id="time_billing_setting">
-                        <button name="%(sale_timesheet.product_template_action_default_services)d" string="Configure your services" type="action" class="btn-link" icon="fa-arrow-right"/>
+                        <button name="%(sale_timesheet.product_template_action_default_services)d" string="Configure your services" type="action" class="btn-link" icon="oi-arrow-right"/>
                     </setting>
                     <setting help="Timesheets taken into account when invoicing your time" name="invoice_policy">
                         <field name="invoice_policy" widget="upgrade_boolean"/>
diff --git a/addons/snailmail/static/src/core_ui/snailmail_error.xml b/addons/snailmail/static/src/core_ui/snailmail_error.xml
index 4fdeb3d822a..701f17736d1 100644
--- a/addons/snailmail/static/src/core_ui/snailmail_error.xml
+++ b/addons/snailmail/static/src/core_ui/snailmail_error.xml
@@ -9,7 +9,7 @@
                 </p>
                 <div t-if="snailmailCreditsUrl" class="text-end mx-3 mb-3">
                     <a class="btn btn-link" t-att-href="snailmailCreditsUrl" target="_blank">
-                        <i class="fa fa-arrow-right"/> Buy credits
+                        <i class="oi oi-arrow-right"/> Buy credits
                     </a>
                 </div>
             </t>
@@ -19,7 +19,7 @@
                 </p>
                 <div t-if="snailmailCreditsUrlTrial" class="text-end mx-3 mb-3">
                     <a class="btn btn-link" t-att-href="snailmailCreditsUrlTrial">
-                        <i class="fa fa-arrow-right"/> Buy credits
+                        <i class="oi oi-arrow-right"/> Buy credits
                     </a>
                 </div>
             </t>
diff --git a/addons/spreadsheet_dashboard/static/src/bundle/dashboard_action/mobile_search_panel/mobile_search_panel.xml b/addons/spreadsheet_dashboard/static/src/bundle/dashboard_action/mobile_search_panel/mobile_search_panel.xml
index f76c6f53b6a..19ebfc91119 100644
--- a/addons/spreadsheet_dashboard/static/src/bundle/dashboard_action/mobile_search_panel/mobile_search_panel.xml
+++ b/addons/spreadsheet_dashboard/static/src/bundle/dashboard_action/mobile_search_panel/mobile_search_panel.xml
@@ -6,7 +6,7 @@
                 <div class="o_spreadsheet_dashboard_search_panel o_search_panel o_searchview o_mobile_search">
                     <div class="o_mobile_search_header">
                         <button type="button" class="o_mobile_search_button btn" t-on-click="() => this.state.isOpen = false">
-                            <i class="fa fa-arrow-left" />
+                            <i class="oi oi-arrow-left" />
                             <strong class="ml8">BACK</strong>
                         </button>
                     </div>
diff --git a/addons/stock/views/product_views.xml b/addons/stock/views/product_views.xml
index a75fd07bb39..96ccf7275ee 100644
--- a/addons/stock/views/product_views.xml
+++ b/addons/stock/views/product_views.xml
@@ -115,7 +115,7 @@
                         <label for="route_ids" attrs="{'invisible': [('type', '=', 'service')]}"/>
                         <div>
                             <field name="route_ids" class="mb-0" widget="many2many_checkboxes" attrs="{'invisible': ['|', ('has_available_route_ids', '=', False), ('type', '=', 'service')]}"/>
-                            <button id="stock.view_diagram_button" string="View Diagram" type="action" name="%(action_open_routes)d" icon="fa-arrow-right"
+                            <button id="stock.view_diagram_button" string="View Diagram" type="action" name="%(action_open_routes)d" icon="oi-arrow-right"
                                  attrs="{'invisible':[('type', 'not in', ['product', 'consu'])]}"
                                  class="btn btn-link pt-0" context="{'default_product_tmpl_id': id}"/>
                         </div>
diff --git a/addons/stock/views/res_config_settings_views.xml b/addons/stock/views/res_config_settings_views.xml
index 118afe0f1aa..19a217fb790 100644
--- a/addons/stock/views/res_config_settings_views.xml
+++ b/addons/stock/views/res_config_settings_views.xml
@@ -98,7 +98,7 @@
                                 <field name="group_product_variant"/>
                                 <div class="content-group">
                                     <div class="mt8" attrs="{'invisible': [('group_product_variant', '=', False)]}">
-                                        <button name="%(product.attribute_action)d" icon="fa-arrow-right" type="action" string="Attributes" class="btn-link"/>
+                                        <button name="%(product.attribute_action)d" icon="oi-arrow-right" type="action" string="Attributes" class="btn-link"/>
                                     </div>
                                 </div>
                             </setting>
@@ -106,7 +106,7 @@
                                 <field name="group_uom"/>
                                 <div class="content-group">
                                     <div class="mt8" attrs="{'invisible': [('group_uom', '=', False)]}">
-                                        <button name="%(uom.product_uom_categ_form_action)d" icon="fa-arrow-right" type="action" string="Units Of Measure" class="btn-link"/>
+                                        <button name="%(uom.product_uom_categ_form_action)d" icon="oi-arrow-right" type="action" string="Units Of Measure" class="btn-link"/>
                                     </div>
                                 </div>
                             </setting>
@@ -114,7 +114,7 @@
                                 <field name="group_stock_packaging"/>
                                 <div class="content-group">
                                     <div class="mt8" attrs="{'invisible': [('group_stock_packaging', '=', False)]}">
-                                        <button name="%(product.action_packaging_view)d" icon="fa-arrow-right" type="action" string="Product Packagings" class="btn-link"/>
+                                        <button name="%(product.action_packaging_view)d" icon="oi-arrow-right" type="action" string="Product Packagings" class="btn-link"/>
                                     </div>
                                 </div>
                             </setting>
@@ -146,8 +146,8 @@
                                 <field name="group_stock_multi_locations"/>
                                 <div class="content-group">
                                     <div class="mt8" attrs="{'invisible': [('group_stock_multi_locations', '=', False)]}">
-                                        <button name="%(stock.action_location_form)d" icon="fa-arrow-right" type="action" string="Locations" class="btn-link"/><br/>
-                                        <button name="stock.action_putaway_tree" icon="fa-arrow-right" type="action" string="Putaway Rules" class="btn-link"/>
+                                        <button name="%(stock.action_location_form)d" icon="oi-arrow-right" type="action" string="Locations" class="btn-link"/><br/>
+                                        <button name="stock.action_putaway_tree" icon="oi-arrow-right" type="action" string="Putaway Rules" class="btn-link"/>
                                     </div>
                                 </div>
                             </setting>
@@ -155,7 +155,7 @@
                                 <field name="group_stock_adv_location"/>
                                 <div class="content-group">
                                     <div class="mt8" attrs="{'invisible': [('group_stock_adv_location', '=', False)]}">
-                                        <button name="%(stock.action_warehouse_form)d" icon="fa-arrow-right" type="action" string="Set Warehouse Routes" class="btn-link"/>
+                                        <button name="%(stock.action_warehouse_form)d" icon="oi-arrow-right" type="action" string="Set Warehouse Routes" class="btn-link"/>
                                     </div>
                                 </div>
                             </setting>
@@ -163,10 +163,10 @@
                                 <field name="group_stock_storage_categories"/>
                                 <div class="content-group" attrs="{'invisible': [('group_stock_storage_categories', '=', False)]}">
                                     <div class="mt8">
-                                        <button name="%(stock.action_storage_category)d" icon="fa-arrow-right" type="action" string="Storage Categories" class="btn-link"/>
+                                        <button name="%(stock.action_storage_category)d" icon="oi-arrow-right" type="action" string="Storage Categories" class="btn-link"/>
                                     </div>
                                     <div class="mt4" groups="base.group_no_one">
-                                        <button name="%(stock.action_storage_category_capacity)d" icon="fa-arrow-right" type="action" string="Storage Category Capacity" class="btn-link"/>
+                                        <button name="%(stock.action_storage_category_capacity)d" icon="oi-arrow-right" type="action" string="Storage Category Capacity" class="btn-link"/>
                                     </div>
                                 </div>
                             </setting>
diff --git a/addons/stock/views/stock_lot_views.xml b/addons/stock/views/stock_lot_views.xml
index df48460269e..f1131079e49 100644
--- a/addons/stock/views/stock_lot_views.xml
+++ b/addons/stock/views/stock_lot_views.xml
@@ -22,7 +22,7 @@
                             </div>
                         </button>
                         <button name="action_lot_open_quants" icon="fa-arrows" class="oe_stat_button" string="Location" type="object"/>
-                        <button name="%(action_stock_report)d" icon="fa-arrow-up" class="oe_stat_button" string="Traceability" type="action"/>
+                        <button name="%(action_stock_report)d" icon="oi-arrow-up" class="oe_stat_button" string="Traceability" type="action"/>
                 </div>
                 <div class="oe_title">
                     <label for="name"/>
diff --git a/addons/stock/views/stock_picking_views.xml b/addons/stock/views/stock_picking_views.xml
index 30056099ad8..646619b568c 100644
--- a/addons/stock/views/stock_picking_views.xml
+++ b/addons/stock/views/stock_picking_views.xml
@@ -155,12 +155,12 @@
                         <field name="has_scrap_move" invisible="True"/>
                         <field name="has_tracking" invisible="True"/>
                         <button name="action_see_move_scrap" string="Scraps" type="object"
-                            class="oe_stat_button" icon="fa-arrows-v"
+                            class="oe_stat_button" icon="oi-arrows-v"
                             attrs="{'invisible': [('has_scrap_move', '=', False)]}"/>
                         <button name="action_see_packages" string="Packages" type="object"
                             class="oe_stat_button" icon="fa-cubes"
                             attrs="{'invisible': [('has_packages', '=', False)]}"/>
-                        <button name="%(action_stock_report)d" icon="fa-arrow-up" class="oe_stat_button" string="Traceability" type="action" attrs="{'invisible': ['|', ('state', '!=', 'done'), ('has_tracking', '=', False)]}" groups="stock.group_production_lot"/>
+                        <button name="%(action_stock_report)d" icon="oi-arrow-up" class="oe_stat_button" string="Traceability" type="action" attrs="{'invisible': ['|', ('state', '!=', 'done'), ('has_tracking', '=', False)]}" groups="stock.group_production_lot"/>
                         <button name="action_view_reception_report" string="Allocation" type="object"
                             context="{'default_picking_ids': [id]}"
                             class="oe_stat_button" icon="fa-list"
@@ -169,7 +169,7 @@
                         <!-- Use the following button to avoid onchange on one2many -->
                         <button name="action_picking_move_tree"
                             class="oe_stat_button"
-                            icon="fa-arrows-v"
+                            icon="oi-arrows-v"
                             type="object"
                             help="List view of operations"
                             groups="base.group_no_one"
diff --git a/addons/stock/views/stock_quant_views.xml b/addons/stock/views/stock_quant_views.xml
index 778f18ea79b..370d1ccca83 100644
--- a/addons/stock/views/stock_quant_views.xml
+++ b/addons/stock/views/stock_quant_views.xml
@@ -259,7 +259,7 @@
                     <div class="oe_button_box" name="button_box">
                         <button class="oe_stat_button" name="action_view_picking"
                         string="Package Transfers" type="object"
-                        widget="statinfo" icon="fa-arrows-v"/>
+                        widget="statinfo" icon="oi-arrows-v"/>
                     </div>
                     <div class="oe_title">
                         <label for="name" string="Package Reference"/>
diff --git a/addons/stock/views/stock_storage_category_views.xml b/addons/stock/views/stock_storage_category_views.xml
index 7abd91c8dc5..dec5adb7a73 100644
--- a/addons/stock/views/stock_storage_category_views.xml
+++ b/addons/stock/views/stock_storage_category_views.xml
@@ -8,7 +8,7 @@
                 <field name="company_id" invisible="1"/>
                 <sheet>
                     <div class="oe_button_box" name="button_box">
-                        <button name="%(action_storage_category_locations)d" string="Locations" type="action" class="oe_stat_button" icon="fa-arrows-v"/>
+                        <button name="%(action_storage_category_locations)d" string="Locations" type="action" class="oe_stat_button" icon="oi-arrows-v"/>
                     </div>
                     <group>
                         <group>
diff --git a/addons/stock_account/views/stock_valuation_layer_views.xml b/addons/stock_account/views/stock_valuation_layer_views.xml
index 0e9d791682c..9b79f7958aa 100644
--- a/addons/stock_account/views/stock_valuation_layer_views.xml
+++ b/addons/stock_account/views/stock_valuation_layer_views.xml
@@ -52,7 +52,7 @@
                 </header>
                 <field name="create_date" string="Date" />
                 <field name="reference"/>
-                <button name="action_open_layer" icon="fa-arrow-right" title="Open Valuation Layer" type="object"/>
+                <button name="action_open_layer" icon="oi-arrow-right" title="Open Valuation Layer" type="object"/>
                 <field name="product_id" />
                 <field name="company_id" groups="base.group_multi_company"/>
                 <field name="quantity" string="Moved Quantity"/>
diff --git a/addons/stock_delivery/views/delivery_view.xml b/addons/stock_delivery/views/delivery_view.xml
index 3080955f5f2..4ba7c49f1e1 100644
--- a/addons/stock_delivery/views/delivery_view.xml
+++ b/addons/stock_delivery/views/delivery_view.xml
@@ -15,7 +15,7 @@
                         <label for="carrier_tracking_ref"/>
                         <div name="tracking">
                             <field name="carrier_tracking_ref" class="oe_inline" attrs="{'readonly': [('state', 'in', ('done', 'cancel'))]}"/>
-                            <button type='object' class="fa fa-arrow-right oe_link" confirm="Cancelling a delivery may not be undoable. Are you sure you want to continue?" name="cancel_shipment" string="Cancel" attrs="{'invisible':['|','|','|',('carrier_tracking_ref','=',False),('delivery_type','in', ['fixed', 'base_on_rule']),('delivery_type','=',False),('state','not in',('done'))]}"/>
+                            <button type='object' class="oi oi-arrow-right oe_link" confirm="Cancelling a delivery may not be undoable. Are you sure you want to continue?" name="cancel_shipment" string="Cancel" attrs="{'invisible':['|','|','|',('carrier_tracking_ref','=',False),('delivery_type','in', ['fixed', 'base_on_rule']),('delivery_type','=',False),('state','not in',('done'))]}"/>
                         </div>
                         <label for="weight" string="Weight"/>
                         <div>
diff --git a/addons/survey/static/src/js/survey_form.js b/addons/survey/static/src/js/survey_form.js
index 9050e3d9a3e..64f3b2ae913 100644
--- a/addons/survey/static/src/js/survey_form.js
+++ b/addons/survey/static/src/js/survey_form.js
@@ -1048,10 +1048,10 @@ publicWidget.registry.SurveyFormWidget = publicWidget.Widget.extend(SurveyPreloa
             icons: {
                 time: 'fa fa-clock-o',
                 date: 'fa fa-calendar',
-                next: 'fa fa-chevron-right',
-                previous: 'fa fa-chevron-left',
-                up: 'fa fa-chevron-up',
-                down: 'fa fa-chevron-down',
+                next: 'oi oi-chevron-right',
+                previous: 'oi oi-chevron-left',
+                up: 'oi oi-chevron-up',
+                down: 'oi oi-chevron-down',
             },
             locale: moment.locale(),
             allowInputToggle: true,
diff --git a/addons/survey/views/survey_templates_management.xml b/addons/survey/views/survey_templates_management.xml
index 99b820863ca..6714149c720 100644
--- a/addons/survey/views/survey_templates_management.xml
+++ b/addons/survey/views/survey_templates_management.xml
@@ -80,7 +80,7 @@
     <template id="survey_button_form_view" name="Survey: back to form view">
         <div groups="survey.group_survey_manager" t-ignore="true" class="alert alert-info alert-dismissible rounded-0 fade show d-print-none css_editable_mode_hidden mb-0">
             <div t-ignore="true" class="text-center">
-                <a t-attf-href="/web#view_type=form&amp;model=survey.survey&amp;id=#{survey.id}&amp;action=survey.action_survey_form"><span t-if="answer and answer.test_entry">This is a Test Survey. </span><i class="fa fa-fw fa-arrow-right"/>Edit Survey</a>
+                <a t-attf-href="/web#view_type=form&amp;model=survey.survey&amp;id=#{survey.id}&amp;action=survey.action_survey_form"><span t-if="answer and answer.test_entry">This is a Test Survey. </span><i class="oi oi-fw oi-arrow-right"/>Edit Survey</a>
             </div>
             <button type="button" class="btn-close" data-bs-dismiss="alert" aria-label="Close"></button>
         </div>
@@ -146,14 +146,14 @@
                 t-if="survey and survey.users_can_go_back"
                 t-att-disabled="not can_go_back"
                 type="submit" class="btn border-start p-0 shadow-none o_survey_navigation_submit" name="button_submit" value="previous" t-att-data-previous-page-id="previous_page_id">
-                <i class="fa fa-chevron-left p-2" />
+                <i class="oi oi-chevron-left p-2" />
             </button>
             <t t-set="can_go_forward"
                 t-value="survey and survey.questions_layout in ['page_per_question', 'page_per_section'] and answer and answer.state != 'done' and not answer.is_session_answer"/>
             <button
                 t-att-disabled="not can_go_forward"
                 type="submit" class="btn border-start p-0 shadow-none o_survey_navigation_submit" t-att-value="'next' if not survey_last else 'finish'">
-                <i class="fa fa-chevron-right p-2" />
+                <i class="oi oi-chevron-right p-2" />
             </button>
         </div>
     </template>
diff --git a/addons/survey/views/survey_templates_user_input_session.xml b/addons/survey/views/survey_templates_user_input_session.xml
index dcab4ec4fbd..8143540f60b 100644
--- a/addons/survey/views/survey_templates_user_input_session.xml
+++ b/addons/survey/views/survey_templates_user_input_session.xml
@@ -48,7 +48,7 @@
                     <a role="button"
                         class="o_survey_session_navigation o_survey_session_navigation_next p-2">
                         <span class="o_survey_session_navigation_next_label me-2 fw-bold">Start</span>
-                        <i class="fw-bold fa fa-chevron-right"/>
+                        <i class="fw-bold oi oi-chevron-right"/>
                     </a>
                 </div>
             </div>
@@ -115,10 +115,10 @@
                 <a role="button"
                     class="o_survey_session_navigation o_survey_session_navigation_next p-2">
                     <span class="o_survey_session_navigation_next_label me-2 fw-bold"/>
-                    <i class="fw-bold fa fa-chevron-right"/>
+                    <i class="fw-bold oi oi-chevron-right"/>
                 </a>
                 <a role="button"
-                    class="fw-bold fa fa-chevron-left o_survey_session_navigation o_survey_session_navigation_previous p-3" />
+                    class="fw-bold oi oi-chevron-left o_survey_session_navigation o_survey_session_navigation_previous p-3" />
                 <div class="o_survey_session_results flex-column flex-grow-1 mx-5">
                     <div class="row">
                         <div class="col-lg-12"><h1 t-esc="question.title"></h1></div>
diff --git a/addons/web/static/lib/fullcalendar/bootstrap/main.js b/addons/web/static/lib/fullcalendar/bootstrap/main.js
index 5f966890cf7..9b910771f21 100644
--- a/addons/web/static/lib/fullcalendar/bootstrap/main.js
+++ b/addons/web/static/lib/fullcalendar/bootstrap/main.js
@@ -69,8 +69,8 @@ Docs & License: https://fullcalendar.io/
     BootstrapTheme.prototype.baseIconClass = 'fa';
     BootstrapTheme.prototype.iconClasses = {
         close: 'fa-times',
-        prev: 'fa-chevron-left',
-        next: 'fa-chevron-right',
+        prev: 'oi-chevron-left',
+        next: 'oi-chevron-right',
         prevYear: 'fa-angle-double-left',
         nextYear: 'fa-angle-double-right'
     };
diff --git a/addons/web/static/lib/odoo_ui_icons/fonts/odoo_ui_icons.woff b/addons/web/static/lib/odoo_ui_icons/fonts/odoo_ui_icons.woff
index 4e0b81b486a..111cb8b2da8 100644
Binary files a/addons/web/static/lib/odoo_ui_icons/fonts/odoo_ui_icons.woff and b/addons/web/static/lib/odoo_ui_icons/fonts/odoo_ui_icons.woff differ
diff --git a/addons/web/static/lib/odoo_ui_icons/fonts/odoo_ui_icons.woff2 b/addons/web/static/lib/odoo_ui_icons/fonts/odoo_ui_icons.woff2
index 67778cfd18d..21253deaa78 100644
Binary files a/addons/web/static/lib/odoo_ui_icons/fonts/odoo_ui_icons.woff2 and b/addons/web/static/lib/odoo_ui_icons/fonts/odoo_ui_icons.woff2 differ
diff --git a/addons/web/static/lib/odoo_ui_icons/style.css b/addons/web/static/lib/odoo_ui_icons/style.css
index ae4a56ef32b..db3443d0df0 100644
--- a/addons/web/static/lib/odoo_ui_icons/style.css
+++ b/addons/web/static/lib/odoo_ui_icons/style.css
@@ -43,3 +43,18 @@
 .oi-view-cohort:before { content: '\e816'; }
 .oi-view-list:before { content: '\e817'; }
 .oi-gif-picker:before { content: '\e82e'; }
+.oi-chevron-down:before { content: '\e839'; }
+.oi-chevron-left:before { content: '\e83a'; }
+.oi-chevron-right:before { content: '\e83b'; }
+.oi-chevron-up:before { content: '\e83c'; }
+.oi-arrows-h:before { content: '\e83d'; }
+.oi-arrows-v:before { content: '\e83e'; }
+.oi-arrow-down-left:before { content: '\e83f'; }
+.oi-arrow-down-right:before { content: '\e840'; }
+.oi-arrow-down:before { content: '\e841'; }
+.oi-arrow-left:before { content: '\e842'; }
+.oi-arrow-right:before { content: '\e843'; }
+.oi-arrow-up-left:before { content: '\e844'; }
+.oi-arrow-up-right:before { content: '\e845'; }
+.oi-arrow-up:before { content: '\e846'; }
+.oi-draggable:before { content: '\e847'; }
diff --git a/addons/web/static/lib/tempusdominus/tempusdominus.js b/addons/web/static/lib/tempusdominus/tempusdominus.js
index bcda3437db2..0b4265a7869 100644
--- a/addons/web/static/lib/tempusdominus/tempusdominus.js
+++ b/addons/web/static/lib/tempusdominus/tempusdominus.js
@@ -139,10 +139,10 @@ var DateTimePicker = function ($, moment) {
         icons: {
             time: 'fa fa-clock-o',
             date: 'fa fa-calendar',
-            up: 'fa fa-arrow-up',
-            down: 'fa fa-arrow-down',
-            previous: 'fa fa-chevron-left',
-            next: 'fa fa-chevron-right',
+            up: 'oi oi-arrow-up',
+            down: 'oi oi-arrow-down',
+            previous: 'oi oi-chevron-left',
+            next: 'oi oi-chevron-right',
             today: 'fa fa-calendar-check-o',
             clear: 'fa fa-trash',
             close: 'fa fa-times'
diff --git a/addons/web/static/src/core/datetime/datetime_picker.xml b/addons/web/static/src/core/datetime/datetime_picker.xml
index 305f2a47441..49e793ac2d0 100644
--- a/addons/web/static/src/core/datetime/datetime_picker.xml
+++ b/addons/web/static/src/core/datetime/datetime_picker.xml
@@ -122,7 +122,7 @@
         >
             <nav class="o_datetime_picker_header btn-group">
                 <button class="o_previous btn btn-secondary flex-grow-0" t-on-click="previous">
-                    <span class="fa fa-chevron-left" t-att-title="activePrecisionLevel.prevTitle" />
+                    <span class="oi oi-chevron-left" t-att-title="activePrecisionLevel.prevTitle" />
                 </button>
                 <button
                     class="o_zoom_out o_datetime_button btn d-flex align-items-center justify-content-around text-truncate opacity-100"
@@ -136,7 +136,7 @@
                 </button>
                 <button class="o_next btn btn-secondary flex-grow-0" t-on-click="next">
                     <span
-                        class="fa fa-chevron-right"
+                        class="oi oi-chevron-right"
                         t-att-title="activePrecisionLevel.nextTitle"
                     />
                 </button>
diff --git a/addons/web/static/src/core/dialog/dialog.xml b/addons/web/static/src/core/dialog/dialog.xml
index d58da7bd02c..e3f56e2428a 100644
--- a/addons/web/static/src/core/dialog/dialog.xml
+++ b/addons/web/static/src/core/dialog/dialog.xml
@@ -38,7 +38,7 @@
 
     <t t-name="web.Dialog.header" owl="1">
         <t t-if="fullscreen">
-            <button class="btn fa fa-arrow-left" data-bs-dismiss="modal" aria-label="Close" t-on-click="close" />
+            <button class="btn oi oi-arrow-left" data-bs-dismiss="modal" aria-label="Close" t-on-click="close" />
         </t>
         <h4 class="modal-title text-break" t-att-class="{ 'me-auto': fullscreen }">
             <t t-esc="props.title"/>
diff --git a/addons/web/static/src/core/model_field_selector/model_field_selector.xml b/addons/web/static/src/core/model_field_selector/model_field_selector.xml
index 10f59b95726..c6cebfe5d0b 100644
--- a/addons/web/static/src/core/model_field_selector/model_field_selector.xml
+++ b/addons/web/static/src/core/model_field_selector/model_field_selector.xml
@@ -6,7 +6,7 @@
             <div class="o_model_field_selector_value flex-grow-1 h-100" tabindex="0" t-att-data-tooltip="state.displayNames.join(' > ')" data-tooltip-position="top">
                 <t t-foreach="state.displayNames" t-as="displayName" t-key="displayName_index">
                     <t t-if="!displayName_first">
-                        <i class="fa fa-chevron-right m-1" role="img" aria-label="Followed by" title="Followed by" />
+                        <i class="oi oi-chevron-right m-1" role="img" aria-label="Followed by" title="Followed by" />
                     </t>
                     <span class="o_model_field_selector_chain_part p-1 mb-1">
                         <t t-esc="displayName" />
diff --git a/addons/web/static/src/core/model_field_selector/model_field_selector_popover.xml b/addons/web/static/src/core/model_field_selector/model_field_selector_popover.xml
index fffc9b258c5..6d119ee940c 100644
--- a/addons/web/static/src/core/model_field_selector/model_field_selector_popover.xml
+++ b/addons/web/static/src/core/model_field_selector/model_field_selector_popover.xml
@@ -5,7 +5,7 @@
         <div class="o_model_field_selector_popover" tabindex="0" t-ref="root" t-on-keydown="onInputKeydown">
             <div class="o_model_field_selector_popover_header text-center">
                 <t t-if="state.page.previousPage">
-                    <i class="fa fa-arrow-left o_model_field_selector_popover_option o_model_field_selector_popover_prev_page"
+                    <i class="oi oi-arrow-left o_model_field_selector_popover_option o_model_field_selector_popover_prev_page"
                        title="Previous"
                        role="img"
                        aria-label="Previous"
@@ -43,7 +43,7 @@
                             </button>
                             <t t-if="(!fieldDef.is_property and fieldDef.relation and props.followRelations) or fieldDef.type === 'properties'">
                                 <button class="o_model_field_selector_popover_item_relation btn btn-link" t-on-click.stop="() => this.followRelation(fieldDef)">
-                                    <i class="fa fa-chevron-right o_model_field_selector_popover_relation_icon" role="img" aria-label="Relation to follow" title="Relation to follow" />
+                                    <i class="oi oi-chevron-right o_model_field_selector_popover_relation_icon" role="img" aria-label="Relation to follow" title="Relation to follow" />
                                 </button>
                             </t>
                         </li>
diff --git a/addons/web/static/src/core/pager/pager.xml b/addons/web/static/src/core/pager/pager.xml
index 5a61dd59b3f..c2b6df648e5 100644
--- a/addons/web/static/src/core/pager/pager.xml
+++ b/addons/web/static/src/core/pager/pager.xml
@@ -20,8 +20,8 @@
             </span>
             <span class="btn-group d-print-none" aria-atomic="true">
                 <!-- accesskeys not wanted in X2Many widgets -->
-                <button type="button" class="fa fa-chevron-left btn btn-secondary o_pager_previous px-2 rounded-start" aria-label="Previous" data-tooltip="Previous" tabindex="-1" t-att-data-hotkey="props.withAccessKey ? 'p' : false" t-att-disabled="state.isDisabled or isSinglePage" t-on-click.stop="() => this.navigate(-1)" />
-                <button type="button" class="fa fa-chevron-right btn btn-secondary o_pager_next px-2 rounded-end" aria-label="Next" data-tooltip="Next" tabindex="-1" t-att-data-hotkey="props.withAccessKey ? 'n' : false" t-att-disabled="state.isDisabled or isSinglePage" t-on-click.stop="() => this.navigate(1)" />
+                <button type="button" class="oi oi-chevron-left btn btn-secondary o_pager_previous px-2 rounded-start" aria-label="Previous" data-tooltip="Previous" tabindex="-1" t-att-data-hotkey="props.withAccessKey ? 'p' : false" t-att-disabled="state.isDisabled or isSinglePage" t-on-click.stop="() => this.navigate(-1)" />
+                <button type="button" class="oi oi-chevron-right btn btn-secondary o_pager_next px-2 rounded-end" aria-label="Next" data-tooltip="Next" tabindex="-1" t-att-data-hotkey="props.withAccessKey ? 'n' : false" t-att-disabled="state.isDisabled or isSinglePage" t-on-click.stop="() => this.navigate(1)" />
             </span>
         </nav>
     </t>
diff --git a/addons/web/static/src/legacy/js/components/datepicker.js b/addons/web/static/src/legacy/js/components/datepicker.js
index 9cfb8489ef9..2e15fafcecb 100644
--- a/addons/web/static/src/legacy/js/components/datepicker.js
+++ b/addons/web/static/src/legacy/js/components/datepicker.js
@@ -196,12 +196,12 @@
             clear: 'fa fa-delete',
             close: 'fa fa-check primary',
             date: 'fa fa-calendar',
-            down: 'fa fa-chevron-down',
-            next: 'fa fa-chevron-right',
-            previous: 'fa fa-chevron-left',
+            down: 'oi oi-chevron-down',
+            next: 'oi oi-chevron-right',
+            previous: 'oi oi-chevron-left',
             time: 'fa fa-clock-o',
             today: 'fa fa-calendar-check-o',
-            up: 'fa fa-chevron-up',
+            up: 'oi oi-chevron-up',
         },
         get locale() {return moment.locale();},
         maxDate: moment({ y: 9999, M: 11, d: 31 }),
diff --git a/addons/web/static/src/legacy/js/widgets/date_picker.js b/addons/web/static/src/legacy/js/widgets/date_picker.js
index 0fcffd50aab..5374564c176 100644
--- a/addons/web/static/src/legacy/js/widgets/date_picker.js
+++ b/addons/web/static/src/legacy/js/widgets/date_picker.js
@@ -38,10 +38,10 @@ var DateWidget = Widget.extend({
             icons: {
                 time: 'fa fa-clock-o',
                 date: 'fa fa-calendar',
-                up: 'fa fa-chevron-up',
-                down: 'fa fa-chevron-down',
-                previous: 'fa fa-chevron-left',
-                next: 'fa fa-chevron-right',
+                up: 'oi oi-chevron-up',
+                down: 'oi oi-chevron-down',
+                previous: 'oi oi-chevron-left',
+                next: 'oi oi-chevron-right',
                 today: 'fa fa-calendar-check-o',
                 clear: 'fa fa-trash',
                 close: 'fa fa-check primary',
diff --git a/addons/web/static/src/legacy/xml/base.xml b/addons/web/static/src/legacy/xml/base.xml
index 4cb69da19d2..3b4e3b22bca 100644
--- a/addons/web/static/src/legacy/xml/base.xml
+++ b/addons/web/static/src/legacy/xml/base.xml
@@ -285,7 +285,7 @@
         <span class="btn-group" aria-atomic="true">
             <!-- accesskeys not wanted in X2Many widgets -->
             <button type="button"
-                class="fa fa-chevron-left px-2 btn btn-secondary o_pager_previous rounded-start"
+                class="oi oi-chevron-left px-2 btn btn-secondary o_pager_previous rounded-start"
                 t-att-disabled="state.disabled || singlePage"
                 t-att-accesskey="props.withAccessKey ? 'p' : false"
                 aria-label="Previous page"
@@ -294,7 +294,7 @@
                 t-on-click="ev => this._changeSelection(-1, ev)"
             />
             <button type="button"
-                class="fa fa-chevron-right px-2 btn btn-secondary o_pager_next rounded-end"
+                class="oi oi-chevron-right px-2 btn btn-secondary o_pager_next rounded-end"
                 t-att-disabled="state.disabled || singlePage"
                 t-att-accesskey="props.withAccessKey ? 'n' : false"
                 aria-label="Next page"
@@ -778,7 +778,7 @@
 </div>
 <div  t-name="ModelFieldSelector.popover" class="o_field_selector_popover o_legacy_field_selector_popover d-none" tabindex="0">
     <div class="o_field_selector_popover_header text-center">
-        <i class="fa fa-arrow-left o_field_selector_popover_option o_field_selector_prev_page" title="Previous" role="img" aria-label="Previous"/>
+        <i class="oi oi-arrow-left o_field_selector_popover_option o_field_selector_prev_page" title="Previous" role="img" aria-label="Previous"/>
         <div class="o_field_selector_title"/>
         <i class="fa fa-times o_field_selector_popover_option o_field_selector_close" title="Close" role="img" aria-label="Close"/>
         <div t-if="widget.options.showSearchInput" class="o_field_selector_search mt-2">
@@ -798,7 +798,7 @@
 <t t-name="ModelFieldSelector.value">
     <t t-foreach="chain" t-as="fieldName" t-key="fieldName_index">
         <t t-if="fieldName_index > 0">
-            <i class="fa fa-chevron-right" role="img" aria-label="Followed by" title="Followed by"/>
+            <i class="oi oi-chevron-right" role="img" aria-label="Followed by" title="Followed by"/>
         </t>
         <span class="o_field_selector_chain_part">
             <t t-if="fieldName === '1'">
@@ -827,7 +827,7 @@
             t-att-data-name="line.name">
             <t t-esc="line.string"/>
             <div t-if="debug" class="text-muted o_field_selector_item_title"><t t-esc="line.name"/> (<t t-esc="line.type"/>)</div>
-            <i t-if="relationToFollow" class="fa fa-chevron-right o_field_selector_relation_icon" role="img" aria-label="Relation to follow" title="Relation to follow"/>
+            <i t-if="relationToFollow" class="oi oi-chevron-right o_field_selector_relation_icon" role="img" aria-label="Relation to follow" title="Relation to follow"/>
         </li>
     </t>
 </ul>
diff --git a/addons/web/static/src/search/control_panel/control_panel.xml b/addons/web/static/src/search/control_panel/control_panel.xml
index a13765faa4a..f61c6544021 100644
--- a/addons/web/static/src/search/control_panel/control_panel.xml
+++ b/addons/web/static/src/search/control_panel/control_panel.xml
@@ -83,7 +83,7 @@
             <t t-if="env.isSmall">
                 <t t-set="previousBreadcrumb" t-value="visiblePathBreadcrumbs.slice(-1)"/>
                 <button class="o_back_button btn btn-link px-1" t-on-click.prevent="() => this.onBreadcrumbClicked(previousBreadcrumb.jsId)">
-                    <i class="fa fa-fw fa-arrow-left"/>
+                    <i class="oi oi-fw oi-arrow-left"/>
                 </button>
             </t>
             <t t-else="">
diff --git a/addons/web/static/src/search/search_panel/search_panel.xml b/addons/web/static/src/search/search_panel/search_panel.xml
index d4719fcbc3e..170c5387acc 100644
--- a/addons/web/static/src/search/search_panel/search_panel.xml
+++ b/addons/web/static/src/search/search_panel/search_panel.xml
@@ -102,7 +102,7 @@
                         class="o_mobile_search_button btn"
                         t-on-click="() => state.showMobileSearch = false"
                     >
-                        <i class="fa fa-arrow-left" />
+                        <i class="oi oi-arrow-left" />
                         <strong class="ms-2">FILTER</strong>
                     </button>
                 </div>
diff --git a/addons/web/static/src/views/fields/domain/domain_field.xml b/addons/web/static/src/views/fields/domain/domain_field.xml
index 498a2c97af0..9ae8a73fe9a 100644
--- a/addons/web/static/src/views/fields/domain/domain_field.xml
+++ b/addons/web/static/src/views/fields/domain/domain_field.xml
@@ -14,7 +14,7 @@
                     className="props.readonly ? 'o_read_mode' : 'o_edit_mode'"
                 />
                 <div class="o_field_domain_panel d-flex align-items-center gap-2 mt-1">
-                    <i class="fa fa-arrow-right" role="img" aria-label="Domain" title="Domain" />
+                    <i class="oi oi-arrow-right" role="img" aria-label="Domain" title="Domain" />
                     <t t-if="state.isValid === null and state.recordCount === null">
                         <i class="fa fa-circle-o-notch fa-spin ms-2" role="img" aria-label="Loading" title="Loading" />
                     </t>
diff --git a/addons/web/static/src/views/fields/handle/handle_field.xml b/addons/web/static/src/views/fields/handle/handle_field.xml
index 7091e381da3..cb1dad7b186 100644
--- a/addons/web/static/src/views/fields/handle/handle_field.xml
+++ b/addons/web/static/src/views/fields/handle/handle_field.xml
@@ -2,7 +2,7 @@
 <templates xml:space="preserve">
 
     <t t-name="web.HandleField" owl="1">
-        <span class="o_row_handle fa fa-sort ui-sortable-handle" t-on-click.stop="" />
+        <span class="o_row_handle oi oi-draggable ui-sortable-handle" t-on-click.stop="" />
     </t>
 
 </templates>
diff --git a/addons/web/static/src/views/fields/many2one/many2one_field.xml b/addons/web/static/src/views/fields/many2one/many2one_field.xml
index b587a4f05ff..12c67904ece 100644
--- a/addons/web/static/src/views/fields/many2one/many2one_field.xml
+++ b/addons/web/static/src/views/fields/many2one/many2one_field.xml
@@ -45,8 +45,8 @@
                 <t t-if="hasExternalButton">
                     <button
                         type="button"
-                        class="btn btn-link text-action fa o_external_button"
-                        t-att-class="env.inDialog ? 'fa-external-link' : 'fa-arrow-right'"
+                        class="btn btn-link text-action oi o_external_button"
+                        t-att-class="env.inDialog ? 'oi-launch' : 'oi-arrow-right'"
                         tabindex="-1"
                         draggable="false"
                         aria-label="Internal link"
diff --git a/addons/web/static/src/views/fields/properties/property_definition.xml b/addons/web/static/src/views/fields/properties/property_definition.xml
index cabc008a102..f2b5117b6e6 100644
--- a/addons/web/static/src/views/fields/properties/property_definition.xml
+++ b/addons/web/static/src/views/fields/properties/property_definition.xml
@@ -18,12 +18,12 @@
                     <button
                         t-attf-class="btn btn-link p-0 m-0 me-2 {{this.isFirst ? 'disabled' : ''}}"
                         t-on-click="() => this.onPropertyMove('up')">
-                        <i class="fa fa-chevron-up"/>
+                        <i class="oi oi-chevron-up"/>
                     </button>
                     <button
                         t-attf-class="btn btn-link p-0 m-0 {{this.isLast ? 'disabled' : ''}}"
                         t-on-click="() => this.onPropertyMove('down')">
-                        <i class="fa fa-chevron-down"/>
+                        <i class="oi oi-chevron-down"/>
                     </button>
                     <button
                         t-if="!props.readonly and props.canChangeDefinition"
@@ -140,7 +140,7 @@
                             className="'d-inline-block me-2'"
                         />
                         <div t-if="state.matchingRecordsCount !== undefined" class="d-inline-block">
-                            <i class="fa fa-arrow-right" role="img" title="Domain"/>
+                            <i class="oi oi-arrow-right" role="img" title="Domain"/>
                             <button class="btn btn-sm btn-secondary" type="button"
                                 t-on-click.stop="onButtonDomainClick">
                                 <t t-out="state.matchingRecordsCount"/> record(s)
diff --git a/addons/web/static/src/views/fields/properties/property_value.xml b/addons/web/static/src/views/fields/properties/property_value.xml
index 65cbc2e677b..e9599f52642 100644
--- a/addons/web/static/src/views/fields/properties/property_value.xml
+++ b/addons/web/static/src/views/fields/properties/property_value.xml
@@ -102,7 +102,7 @@
                     <button
                         t-if="!props.readonly and propertyValue and propertyValue[0] and hasAccess"
                         type="button"
-                        class="btn btn-secondary fa fa-arrow-right o_external_button o_properties_external_button py-0"
+                        class="btn btn-secondary oi oi-arrow-right o_external_button o_properties_external_button py-0"
                         tabindex="-1"
                         draggable="false"
                         aria-label="Internal link"
diff --git a/addons/web/static/src/views/list/list_controller.xml b/addons/web/static/src/views/list/list_controller.xml
index 3971353caef..48fdcec0177 100644
--- a/addons/web/static/src/views/list/list_controller.xml
+++ b/addons/web/static/src/views/list/list_controller.xml
@@ -95,7 +95,7 @@
                 <t t-else="">
                     <b class="me-1" t-esc="nbSelected"/> selected
                     <a t-if="isPageSelected and nbTotal > nbSelected" href="#" class="o_list_select_domain ms-3 btn btn-sm btn-info p-1 me-n2 border-0 fw-normal" t-on-click="onSelectDomain">
-                        <i class="fa fa-fw fa-arrow-right"/> Select all <span t-esc="nbTotal"/>
+                        <i class="oi oi-fw oi-arrow-right"/> Select all <span t-esc="nbTotal"/>
                     </a>
                 </t>
                 <a href="#" title="Unselect All" class="o_list_unselect_all btn btn-link py-0 ms-2" t-on-click="onUnselectAll">
diff --git a/addons/web/static/src/views/view_button/view_button.js b/addons/web/static/src/views/view_button/view_button.js
index 16fb80437d9..cf9f285409b 100644
--- a/addons/web/static/src/views/view_button/view_button.js
+++ b/addons/web/static/src/views/view_button/view_button.js
@@ -26,6 +26,9 @@ function iconFromString(iconString) {
     if (iconString.startsWith("fa-")) {
         icon.tag = "i";
         icon.class = `o_button_icon fa ${iconString}`;
+    } else if (iconString.startsWith("oi-")) {
+        icon.tag = "i";
+        icon.class = `o_button_icon oi ${iconString}`;
     } else {
         icon.tag = "img";
         icon.src = iconString;
diff --git a/addons/web/static/src/views/view_dialogs/export_data_dialog.xml b/addons/web/static/src/views/view_dialogs/export_data_dialog.xml
index 02eae6d32f7..4bf9a887320 100644
--- a/addons/web/static/src/views/view_dialogs/export_data_dialog.xml
+++ b/addons/web/static/src/views/view_dialogs/export_data_dialog.xml
@@ -14,7 +14,7 @@
     <t t-name="web.ExportDataItem" owl="1">
         <div t-att-data-field_id="props.field.id" t-attf-class="o_export_tree_item cursor-pointer position-relative ps-4 {{ state.isExpanded ? 'o_expanded mb-2' : '' }} {{ props.field.parent ? '' : 'pe-3'}}" role="treeitem" t-on-click.stop="() => this.loadExpandedContent(props.field.id)" t-on-dblclick="() => this.onDoubleClick(props.field.id)">
             <div t-attf-class="o_tree_column d-flex align-items-center {{ props.field.required ? 'fw-bolder' : ''}}">
-                <span t-if="props.isFieldExpandable(props.field.id)" t-attf-class="ms-n3 float-start o_expand_parent small fa {{ state.isExpanded ? 'fa-chevron-down' : 'fa-chevron-right' }}" role="img" aria-label="Show sub-fields" title="Show sub-fields" />
+                <span t-if="props.isFieldExpandable(props.field.id)" t-attf-class="ms-n3 float-start o_expand_parent small oi {{ state.isExpanded ? 'oi-chevron-down' : 'oi-chevron-right' }}" role="img" aria-label="Show sub-fields" title="Show sub-fields" />
                 <span t-if="props.isDebug and props.field.id" class="overflow-hidden w-100" t-esc="`${props.field.string} (${props.field.id})`" />
                 <span t-else="" class="overflow-hidden w-100" t-esc="props.field.string" />
                 <span title="Select field" t-attf-class="fa fa-plus float-end m-1 o_add_field {{ isFieldSelected(props.field.id) ? 'o_inactive opacity-25' : '' }}" t-on-click.stop="(ev) => !this.isFieldSelected(this.props.field.id) and this.props.onAdd(this.props.field.id)" />
diff --git a/addons/web/static/tests/mobile/views/form_view_tests.js b/addons/web/static/tests/mobile/views/form_view_tests.js
index d2fbc4b0b6e..7095ed7da57 100644
--- a/addons/web/static/tests/mobile/views/form_view_tests.js
+++ b/addons/web/static/tests/mobile/views/form_view_tests.js
@@ -422,7 +422,7 @@ QUnit.module("Mobile Views", ({ beforeEach }) => {
             );
 
             // click on back button
-            await click(fixture, ".modal .modal-header .fa-arrow-left");
+            await click(fixture, ".modal .modal-header .oi-arrow-left");
             assert.strictEqual(
                 window.scrollY,
                 265,
diff --git a/addons/web/static/tests/views/fields/many2one_field_tests.js b/addons/web/static/tests/views/fields/many2one_field_tests.js
index 06ce97ab756..0cc47b880dc 100644
--- a/addons/web/static/tests/views/fields/many2one_field_tests.js
+++ b/addons/web/static/tests/views/fields/many2one_field_tests.js
@@ -4436,7 +4436,7 @@ QUnit.module("Fields", (hooks) => {
         await doAction(webClient, 1);
 
         await selectDropdownItem(target, "trululu", "first record");
-        assert.containsOnce(target, ".o_field_widget .o_external_button.fa-arrow-right");
+        assert.containsOnce(target, ".o_field_widget .o_external_button.oi-arrow-right");
         await click(target, ".o_field_widget .o_external_button");
 
         assert.verifySteps(["get_formview_action"]);
@@ -4459,7 +4459,7 @@ QUnit.module("Fields", (hooks) => {
         assert.containsOnce(target, ".modal");
 
         await selectDropdownItem(target, "trululu", "first record");
-        assert.containsOnce(target, ".o_field_widget .o_external_button.fa-external-link");
+        assert.containsOnce(target, ".o_field_widget .o_external_button.oi-launch");
         await click(target, ".o_field_widget .o_external_button");
 
         assert.verifySteps(["get_formview_id"]);
@@ -4482,7 +4482,7 @@ QUnit.module("Fields", (hooks) => {
         assert.containsOnce(target, ".modal");
 
         await selectDropdownItem(target, "trululu", "first record");
-        assert.containsOnce(target, ".o_field_widget .o_external_button.fa-external-link");
+        assert.containsOnce(target, ".o_field_widget .o_external_button.oi-launch");
         await click(target, ".o_field_widget .o_external_button");
 
         assert.verifySteps(["get_formview_id"]);
@@ -4511,7 +4511,7 @@ QUnit.module("Fields", (hooks) => {
 
         await editInput(target, ".o_field_widget[name=foo] input", "some value");
         await selectDropdownItem(target, "trululu", "first record");
-        assert.containsOnce(target, ".o_field_widget .o_external_button.fa-external-link");
+        assert.containsOnce(target, ".o_field_widget .o_external_button.oi-launch");
         await click(target, ".o_field_widget .o_external_button");
         assert.containsN(target, ".modal", 2);
 
diff --git a/addons/web/static/tests/views/fields/properties_field_tests.js b/addons/web/static/tests/views/fields/properties_field_tests.js
index 7397b992230..c303d23c28c 100644
--- a/addons/web/static/tests/views/fields/properties_field_tests.js
+++ b/addons/web/static/tests/views/fields/properties_field_tests.js
@@ -685,7 +685,7 @@ QUnit.module("Fields", (hooks) => {
         assert.ok(popover, "Should have opened the definition popover");
 
         // Move the property up
-        await click(popover, ".fa-chevron-up");
+        await click(popover, ".oi-chevron-up");
         assert.deepEqual(
             getLabels(),
             ["My Selection", "My Char", "My Char 3", "My Char 4"],
@@ -697,16 +697,16 @@ QUnit.module("Fields", (hooks) => {
         assert.ok(movedProperty, "Should highlight the moved property");
 
         // Move the property up again, should have no effect
-        await click(popover, ".fa-chevron-up");
+        await click(popover, ".oi-chevron-up");
         assert.deepEqual(getLabels(), ["My Selection", "My Char", "My Char 3", "My Char 4"]);
 
         // Move the property down
-        await click(popover, ".fa-chevron-down");
+        await click(popover, ".oi-chevron-down");
         assert.deepEqual(getLabels(), ["My Char", "My Selection", "My Char 3", "My Char 4"]);
 
         // Move the property at the bottom
-        await click(popover, ".fa-chevron-down");
-        await click(popover, ".fa-chevron-down");
+        await click(popover, ".oi-chevron-down");
+        await click(popover, ".oi-chevron-down");
         assert.deepEqual(getLabels(), ["My Char", "My Char 3", "My Char 4", "My Selection"]);
 
         await closePopover(target);
diff --git a/addons/web/static/tests/views/form/form_view_tests.js b/addons/web/static/tests/views/form/form_view_tests.js
index 0225a7dd021..aefd4a88144 100644
--- a/addons/web/static/tests/views/form/form_view_tests.js
+++ b/addons/web/static/tests/views/form/form_view_tests.js
@@ -7642,7 +7642,7 @@ QUnit.module("Views", (hooks) => {
                 <form>
                     <sheet>
                         <div class="oe_button_box" name="button_box">
-                            <button string="Inventory Moves" class="oe_stat_button" icon="fa-arrows-v"/>
+                            <button string="Inventory Moves" class="oe_stat_button" icon="oi-arrows-v"/>
                         </div>
                     </sheet>
                 </form>`,
@@ -8396,7 +8396,7 @@ QUnit.module("Views", (hooks) => {
             serverData,
             arch: `
                 <form>
-                    <a type="action" name="42" class="btn-primary"><i class="fa fa-arrow-right"/> Click me !</a>
+                    <a type="action" name="42" class="btn-primary"><i class="oi oi-arrow-right"/> Click me !</a>
                 </form>`,
             resId: 1,
         });
@@ -12914,7 +12914,7 @@ QUnit.module("Views", (hooks) => {
                 <form>
                     <setting help="this is bar" documentation="/applications/technical/web/settings/this_is_a_test.html">
                         <field name="bar"/>
-                        <button name="buttonName" icon="fa-arrow-right" type="action" string="Manage Users" class="btn-link"/>
+                        <button name="buttonName" icon="oi-arrow-right" type="action" string="Manage Users" class="btn-link"/>
                     </setting>
                 </form>`,
         });
diff --git a/addons/web/static/tests/views/kanban_view_tests.js b/addons/web/static/tests/views/kanban_view_tests.js
index d1383afdf28..2093c710f05 100644
--- a/addons/web/static/tests/views/kanban_view_tests.js
+++ b/addons/web/static/tests/views/kanban_view_tests.js
@@ -7951,7 +7951,7 @@ QUnit.module("Views", (hooks) => {
                     <templates>
                         <div t-name="kanban-box">
                             <field name="foo"/>
-                            <a type="action" name="42" class="btn-primary" style="margin-left: 10px"><i class="fa fa-arrow-right"/> Click me !</a>
+                            <a type="action" name="42" class="btn-primary" style="margin-left: 10px"><i class="oi oi-arrow-right"/> Click me !</a>
                         </div>
                     </templates>
                 </kanban>`,
diff --git a/addons/web/static/tests/webclient/settings_form_view/settings_form_view_tests.js b/addons/web/static/tests/webclient/settings_form_view/settings_form_view_tests.js
index 793f15ba555..16a095a0ad3 100644
--- a/addons/web/static/tests/webclient/settings_form_view/settings_form_view_tests.js
+++ b/addons/web/static/tests/webclient/settings_form_view/settings_form_view_tests.js
@@ -80,7 +80,7 @@ QUnit.module("SettingsFormView", (hooks) => {
                         <block title="Title of group Bar">
                             <setting help="this is bar" documentation="/applications/technical/web/settings/this_is_a_test.html">
                                 <field name="bar"/>
-                                <button name="buttonName" icon="fa-arrow-right" type="action" string="Manage Users" class="btn-link"/>
+                                <button name="buttonName" icon="oi-arrow-right" type="action" string="Manage Users" class="btn-link"/>
                             </setting>
                             <setting>
                                 <label string="Big BAZ" for="baz"/>
diff --git a/addons/web/views/base_document_layout_views.xml b/addons/web/views/base_document_layout_views.xml
index 96675ca2acb..0341cb9528a 100644
--- a/addons/web/views/base_document_layout_views.xml
+++ b/addons/web/views/base_document_layout_views.xml
@@ -34,7 +34,7 @@
                         </group>
                         <div>
                             <field name="preview" widget="iframe_wrapper" />
-                            <button name="web.action_report_layout_preview" string="Download PDF Preview" type="action" class="oe_link" icon="fa-arrow-right"/>
+                            <button name="web.action_report_layout_preview" string="Download PDF Preview" type="action" class="oe_link" icon="oi-arrow-right"/>
                         </div>
                     </group>
                     <footer>
diff --git a/addons/web_editor/static/src/xml/wysiwyg.xml b/addons/web_editor/static/src/xml/wysiwyg.xml
index 09a54b29726..6fc7f89a951 100644
--- a/addons/web_editor/static/src/xml/wysiwyg.xml
+++ b/addons/web_editor/static/src/xml/wysiwyg.xml
@@ -357,8 +357,8 @@
                     <button type="button" title="Rotate Right" data-action="rotate" data-value="90"><i class="fa fa-fw fa-rotate-right"/></button>
                 </div>
                 <div class="btn-group" role="group">
-                    <button type="button" title="Flip Horizontal" data-action="flip" data-scale-direction="scaleX"><i class="fa fa-fw fa-arrows-h"/></button>
-                    <button type="button" title="Flip Vertical" data-action="flip" data-scale-direction="scaleY"><i class="fa fa-fw fa-arrows-v"/></button>
+                    <button type="button" title="Flip Horizontal" data-action="flip" data-scale-direction="scaleX"><i class="oi oi-fw oi-arrows-h"/></button>
+                    <button type="button" title="Flip Vertical" data-action="flip" data-scale-direction="scaleY"><i class="oi oi-fw oi-arrows-v"/></button>
                 </div>
                 <div class="btn-group" role="group">
                     <button type="button" title="Reset Image" data-action="reset"><i class="fa fa-refresh"/> Reset Image</button>
diff --git a/addons/web_editor/views/snippets.xml b/addons/web_editor/views/snippets.xml
index 073b04dc599..dbdbb34c374 100644
--- a/addons/web_editor/views/snippets.xml
+++ b/addons/web_editor/views/snippets.xml
@@ -398,8 +398,8 @@
                 <we-button data-shape="" data-name="shape_none_opt" data-dependencies="!shape_none_opt" data-no-preview="true" class="o_we_image_shape_remove o_we_bg_danger fa fa-fw fa-times"/>
             </we-row>
             <we-row string="Flip" class="o_we_sublevel_2">
-                <we-button class="fa fa-fw fa-arrows-h" data-flip-x="true" data-no-preview="true" data-dependencies="!shape_none_opt"/>
-                <we-button class="fa fa-fw fa-arrows-v" data-flip-y="true" data-no-preview="true" data-dependencies="!shape_none_opt"/>
+                <we-button class="oi oi-fw oi-arrows-h" data-flip-x="true" data-no-preview="true" data-dependencies="!shape_none_opt"/>
+                <we-button class="oi oi-fw oi-arrows-v" data-flip-y="true" data-no-preview="true" data-dependencies="!shape_none_opt"/>
             </we-row>
             <we-row string="Colors" class="o_we_sublevel_2" data-name="colors">
                 <we-colorpicker data-select-style="" data-css-property="background-color" data-color-prefix="bg-" data-apply-to="> .o_we_shape"/>
diff --git a/addons/web_unsplash/views/res_config_settings_view.xml b/addons/web_unsplash/views/res_config_settings_view.xml
index 5ed5527075e..6a874857e32 100644
--- a/addons/web_unsplash/views/res_config_settings_view.xml
+++ b/addons/web_unsplash/views/res_config_settings_view.xml
@@ -17,7 +17,7 @@
                     </div>
                     <div>
                         <a href="https://www.odoo.com/documentation/master/applications/websites/website/optimize/unsplash.html#generate-an-unsplash-access-key" class="oe_link" target="_blank">
-                            <i class="fa fa-arrow-right"/> Generate an Access Key
+                            <i class="oi oi-arrow-right"/> Generate an Access Key
                         </a>
                     </div>
                 </div>
diff --git a/addons/website/static/src/js/backend/view_hierarchy/view_hierarchy.xml b/addons/website/static/src/js/backend/view_hierarchy/view_hierarchy.xml
index 4f6835383f3..9cf43a9fa68 100644
--- a/addons/website/static/src/js/backend/view_hierarchy/view_hierarchy.xml
+++ b/addons/website/static/src/js/backend/view_hierarchy/view_hierarchy.xml
@@ -13,7 +13,7 @@
                 <div t-if="siblingViews.length > 0" class="alert alert-info m-1 p-1">
                     Multiple tree exists for this view
                     <a t-foreach="siblingViews" t-as="siblingView" t-key="siblingView.id" href="#" class="o_load_hierarchy" t-on-click.stop.prevent="() => this.onShowHierarchy(siblingView.id)">
-                        <i class="fa fa-arrow-right me-1"/>
+                        <i class="oi oi-arrow-right me-1"/>
                         <t t-esc="siblingView.display_name"/>
                         &lt;<t t-esc="siblingView.key"/>&gt;
                         <t t-if="siblingView.website_id">
diff --git a/addons/website/static/src/snippets/s_image_gallery/000.xml b/addons/website/static/src/snippets/s_image_gallery/000.xml
index b1d19496ccd..bbbb5f649f2 100644
--- a/addons/website/static/src/snippets/s_image_gallery/000.xml
+++ b/addons/website/static/src/snippets/s_image_gallery/000.xml
@@ -21,22 +21,22 @@
 
             <ul class="carousel-indicators">
                 <li class="o_indicators_left text-center d-none" aria-label="Previous" title="Previous">
-                    <i class="fa fa-chevron-left"/>
+                    <i class="oi oi-chevron-left"/>
                 </li>
                 <t t-foreach="images" t-as="image">
                     <li t-attf-data-bs-target="##{id}" t-att-data-bs-slide-to="image_index" t-att-class="image_index == index and 'active' or None" t-attf-style="background-image: url(#{image.src})"></li>
                 </t>
                 <li class="o_indicators_right text-center d-none" aria-label="Next" title="Next">
-                    <i class="fa fa-chevron-right"/>
+                    <i class="oi oi-chevron-right"/>
                 </li>
             </ul>
 
             <a class="carousel-control-prev o_we_no_overlay" t-attf-href="##{id}" data-bs-slide="prev" aria-label="Previous" title="Previous">
-                <span class="fa fa-chevron-left fa-2x text-white"></span>
+                <span class="oi oi-chevron-left fa-2x text-white"></span>
                 <span class="visually-hidden">Previous</span>
             </a>
             <a class="carousel-control-next o_we_no_overlay" t-attf-href="##{id}" data-bs-slide="next" aria-label="Next" title="Next">
-                <span class="fa fa-chevron-right fa-2x text-white"></span>
+                <span class="oi oi-chevron-right fa-2x text-white"></span>
                 <span class="visually-hidden">Next</span>
             </a>
         </div>
diff --git a/addons/website/static/src/snippets/s_website_form/000.js b/addons/website/static/src/snippets/s_website_form/000.js
index 91ebf524ab1..9701adb9da5 100644
--- a/addons/website/static/src/snippets/s_website_form/000.js
+++ b/addons/website/static/src/snippets/s_website_form/000.js
@@ -103,10 +103,10 @@
                 icons: {
                     time: 'fa fa-clock-o',
                     date: 'fa fa-calendar',
-                    next: 'fa fa-chevron-right',
-                    previous: 'fa fa-chevron-left',
-                    up: 'fa fa-chevron-up',
-                    down: 'fa fa-chevron-down',
+                    next: 'oi oi-chevron-right',
+                    previous: 'oi oi-chevron-left',
+                    up: 'oi oi-chevron-up',
+                    down: 'oi oi-chevron-down',
                 },
                 locale: moment.locale(),
                 format: time.getLangDatetimeFormat(),
diff --git a/addons/website/static/src/xml/website.editor.xml b/addons/website/static/src/xml/website.editor.xml
index b0dbafcc725..a6b3abb345a 100644
--- a/addons/website/static/src/xml/website.editor.xml
+++ b/addons/website/static/src/xml/website.editor.xml
@@ -123,12 +123,12 @@
                     Hint: How to use Google Map on your website (Contact Us page and as a snippet)
                     <br/>
                     <a target="_blank" href="https://console.developers.google.com/flows/enableapi?apiid=maps_backend,static_maps_backend&amp;keyType=CLIENT_SIDE&amp;reusekey=true">
-                        <i class="fa fa-arrow-right"/>
+                        <i class="oi oi-arrow-right"/>
                         Create a Google Project and Get a Key
                     </a>
                     <br/>
                     <a target="_blank" href="https://cloud.google.com/maps-platform/pricing">
-                        <i class="fa fa-arrow-right"/>
+                        <i class="oi oi-arrow-right"/>
                         Enable billing on your Google Project
                     </a>
                 </div>
diff --git a/addons/website/views/res_config_settings_views.xml b/addons/website/views/res_config_settings_views.xml
index aba0ee3023a..4fc3e78f047 100644
--- a/addons/website/views/res_config_settings_views.xml
+++ b/addons/website/views/res_config_settings_views.xml
@@ -45,7 +45,7 @@
                                     <field name="website_default_lang_id" options="{'no_open': True, 'no_create': True}" attrs="{'required': [('website_id', '!=', False)]}"/>
                                 </div>
                                 <div class="mt8">
-                                    <button type="action" name="%(base.action_view_base_language_install)d" string="Install languages" class="btn-link" icon="fa-arrow-right"/>
+                                    <button type="action" name="%(base.action_view_base_language_install)d" string="Install languages" class="btn-link" icon="oi-arrow-right"/>
                                 </div>
                             </div>
                         </setting>
@@ -88,7 +88,7 @@
                             <field name="auth_signup_uninvited" class="o_light_label" widget="radio" options="{'horizontal': true}" required="True"/>
                             <div class="content-group" attrs="{'invisible': [('auth_signup_uninvited','=','b2b')]}">
                                 <div class="mt8">
-                                    <button type="object" name="action_open_template_user" string="Default Access Rights" icon="fa-arrow-right" class="btn-link"/>
+                                    <button type="object" name="action_open_template_user" string="Default Access Rights" icon="oi-arrow-right" class="btn-link"/>
                                 </div>
                             </div>
                         </setting>
@@ -106,7 +106,7 @@
                             <div attrs="{'invisible': [('has_google_analytics', '=', False)]}">
                                 <a href="https://www.odoo.com/documentation/master/applications/websites/website/optimize/google_analytics.html"
                                         class="oe_link" target="_blank">
-                                    <i class="fa fa-arrow-right"/>
+                                    <i class="oi oi-arrow-right"/>
                                     How to get my Measurement ID
                                 </a>
                             </div>
@@ -174,7 +174,7 @@
                             <div attrs="{'invisible': [('has_plausible_shared_key', '=', False)]}">
                                 <a href="https://www.odoo.com/documentation/master/applications/websites/website/reporting/plausible.html"
                                         class="oe_link" target="_blank">
-                                    <i class="fa fa-arrow-right"/>
+                                    <i class="oi oi-arrow-right"/>
                                     How to create my Plausible Shared Link
                                 </a>
                             </div>
diff --git a/addons/website/views/snippets/s_image_gallery.xml b/addons/website/views/snippets/s_image_gallery.xml
index 56c3ff2d08b..33972ec4106 100644
--- a/addons/website/views/snippets/s_image_gallery.xml
+++ b/addons/website/views/snippets/s_image_gallery.xml
@@ -18,21 +18,21 @@
                 </div>
                 <ul class="carousel-indicators">
                     <li class="o_indicators_left text-center d-none" aria-label="Previous" title="Previous">
-                        <i class="fa fa-chevron-left"/>
+                        <i class="oi oi-chevron-left"/>
                     </li>
                     <li data-bs-target="#slideshow_sample" data-bs-slide-to="0" style="background-image: url(/web/image/website.library_image_08)" class="active"/>
                     <li data-bs-target="#slideshow_sample" data-bs-slide-to="1" style="background-image: url(/web/image/website.library_image_03)"/>
                     <li data-bs-target="#slideshow_sample" data-bs-slide-to="2" style="background-image: url(/web/image/website.library_image_02)"/>
                     <li class="o_indicators_right text-center d-none" aria-label="Next" title="Next">
-                        <i class="fa fa-chevron-right"/>
+                        <i class="oi oi-chevron-right"/>
                     </li>
                 </ul>
                 <a class="carousel-control-prev o_we_no_overlay o_not_editable" href="#slideshow_sample" data-bs-slide="prev" aria-label="Previous" title="Previous">
-                    <span class="fa fa-chevron-left fa-2x text-white"/>
+                    <span class="oi oi-chevron-left fa-2x text-white"/>
                     <span class="visually-hidden">Previous</span>
                 </a>
                 <a class="carousel-control-next o_we_no_overlay o_not_editable" href="#slideshow_sample" data-bs-slide="next" aria-label="Next" title="Next">
-                    <span class="fa fa-chevron-right fa-2x text-white"/>
+                    <span class="oi oi-chevron-right fa-2x text-white"/>
                     <span class="visually-hidden">Next</span>
                 </a>
             </div>
diff --git a/addons/website/views/website_templates.xml b/addons/website/views/website_templates.xml
index ed14fae62c2..14459228d73 100644
--- a/addons/website/views/website_templates.xml
+++ b/addons/website/views/website_templates.xml
@@ -1905,7 +1905,7 @@
                href="#top"
                title="Scroll To Top"
                class="btn btn-primary rounded-circle d-flex align-items-center justify-content-center">
-                <span class="fa fa-1x fa-chevron-up"/>
+                <span class="oi fa-1x oi-chevron-up"/>
             </a>
         </div>
     </xpath>
diff --git a/addons/website_blog/views/website_blog_posts_loop.xml b/addons/website_blog/views/website_blog_posts_loop.xml
index 59eef917905..be59f9510f7 100644
--- a/addons/website_blog/views/website_blog_posts_loop.xml
+++ b/addons/website_blog/views/website_blog_posts_loop.xml
@@ -119,7 +119,7 @@ according to the enabled options.
                             </div>
                             <div t-else="" class="mt-3">
                                 <a t-attf-href="/blog/#{slug(blog_post.blog_id)}/#{slug(blog_post)}" class="btn btn-primary">
-                                    Read more <i class="fa fa-chevron-right ms-2"/>
+                                    Read more <i class="oi oi-chevron-right ms-2"/>
                                 </a>
                             </div>
                         </t>
diff --git a/addons/website_cf_turnstile/views/res_config_settings_view.xml b/addons/website_cf_turnstile/views/res_config_settings_view.xml
index 3acd8206e7d..d4db56a25c6 100644
--- a/addons/website_cf_turnstile/views/res_config_settings_view.xml
+++ b/addons/website_cf_turnstile/views/res_config_settings_view.xml
@@ -18,7 +18,7 @@
                     </div>
                     <div>
                         <a href="https://blog.cloudflare.com/turnstile-private-captcha-alternative/" class="oe_link" target="_blank">
-                            <i class="fa fa-arrow-right"/> More info
+                            <i class="oi oi-arrow-right"/> More info
                         </a>
                     </div>
                 </div>
diff --git a/addons/website_crm_partner_assign/static/src/js/crm_partner_assign.js b/addons/website_crm_partner_assign/static/src/js/crm_partner_assign.js
index db8a30319e7..504256cac55 100644
--- a/addons/website_crm_partner_assign/static/src/js/crm_partner_assign.js
+++ b/addons/website_crm_partner_assign/static/src/js/crm_partner_assign.js
@@ -268,8 +268,8 @@ publicWidget.registry.crmPartnerAssign = publicWidget.Widget.extend({
             icons: {
                 time: 'fa fa-clock-o',
                 date: 'fa fa-calendar',
-                up: 'fa fa-chevron-up',
-                down: 'fa fa-chevron-down',
+                up: 'oi oi-chevron-up',
+                down: 'oi oi-chevron-down',
             },
         };
         $calendarInputGroup.datetimepicker(calendarOptions);
diff --git a/addons/website_crm_partner_assign/views/website_crm_partner_assign_templates.xml b/addons/website_crm_partner_assign/views/website_crm_partner_assign_templates.xml
index 3bbe3eaef4f..3caed907419 100644
--- a/addons/website_crm_partner_assign/views/website_crm_partner_assign_templates.xml
+++ b/addons/website_crm_partner_assign/views/website_crm_partner_assign_templates.xml
@@ -508,7 +508,7 @@
                             <div class="d-inline-block">
                                 <small class="me-2 mt-1 float-start"><b>Stage:</b></small>
                                 <div t-foreach="stages[::-1]" t-as="stage" class="float-start">
-                                    <i t-if="not stage_first" class="fa fa-chevron-right ms-2 me-1 small" style="opacity: 0.5"/>
+                                    <i t-if="not stage_first" class="oi oi-chevron-right ms-2 me-1 small" style="opacity: 0.5"/>
                                     <button type="button" t-att-data="stage.id" t-att-opp="opportunity.id" t-attf-class="btn btn-sm px-2 opp-stage-button #{'btn-secondary' if opportunity.stage_id.name != stage.name else 'btn-primary disabled'}">
                                         <span t-field="stage.name"/>
                                     </button>
diff --git a/addons/website_event_exhibitor/views/event_exhibitor_templates_page.xml b/addons/website_event_exhibitor/views/event_exhibitor_templates_page.xml
index 9cdef1ddef8..b61f9361bf5 100644
--- a/addons/website_event_exhibitor/views/event_exhibitor_templates_page.xml
+++ b/addons/website_event_exhibitor/views/event_exhibitor_templates_page.xml
@@ -154,7 +154,7 @@
             <div class="alert alert-info mx-3 mt-3 o_wesponsor_exhibitor_main_empty_website_descr_warning">
                 The sponsor website description is missing.
                 <a t-attf-href="?{{ keep_query('*', enable_editor=1) }}">
-                    <i class="fa fa-fw fa-arrow-right"></i>
+                    <i class="oi oi-fw oi-arrow-right"></i>
                     Write one.
                 </a>
             </div>
@@ -173,7 +173,7 @@
                 <span class="h5 m-3">Other exhibitors</span>
                 <a href="#collapse_exhibitor_aside" data-bs-toggle="collapse"
                    class="d-lg-none p-2 text-decoration-none o_wevent_online_page_aside_collapse collapsed">
-                    <i class="fa fa-chevron-down d-lg-none"/>
+                    <i class="oi oi-chevron-down d-lg-none"/>
                 </a>
             </div>
             <ul id="collapse_exhibitor_aside" class="list-unstyled collapse d-lg-block mb-0">
diff --git a/addons/website_event_meet/views/event_meet_templates_page.xml b/addons/website_event_meet/views/event_meet_templates_page.xml
index 6c531541ad2..3826fc37067 100644
--- a/addons/website_event_meet/views/event_meet_templates_page.xml
+++ b/addons/website_event_meet/views/event_meet_templates_page.xml
@@ -106,7 +106,7 @@
             <div class="d-flex align-items-center justify-content-between me-2">
                 <span class="h5 m-3">Other Rooms</span>
                 <a href="#collapse_meet_room_aside" data-bs-toggle="collapse" class="d-lg-none p-2 text-decoration-none o_wevent_online_page_aside_collapse collapsed">
-                    <i class="fa fa-chevron-down d-lg-none"/>
+                    <i class="oi oi-chevron-down d-lg-none"/>
                 </a>
             </div>
             <ul id="collapse_meet_room_aside" class="list-unstyled collapse d-lg-block mb-0">
diff --git a/addons/website_event_track/views/event_track_templates_list.xml b/addons/website_event_track/views/event_track_templates_list.xml
index 656ea6a5367..f2c32ca0c9a 100644
--- a/addons/website_event_track/views/event_track_templates_list.xml
+++ b/addons/website_event_track/views/event_track_templates_list.xml
@@ -193,7 +193,7 @@
                         t-attf-aria-controls="collapse_session_list_{{ tracks_info_index }}"
                         t-att-aria-expanded="'false' if tracks_info['default_collapsed'] else 'true'"
                         data-bs-toggle="collapse">
-                        <i class="fa fa-2x fa-chevron-down"/>
+                        <i class="oi fa-2x oi-chevron-down"/>
                     </a>
                     <hr class="mt-2 mb-2"/>
                 </div>
diff --git a/addons/website_event_track/views/event_track_templates_page.xml b/addons/website_event_track/views/event_track_templates_page.xml
index 4bf35f062bb..462f2e4921a 100644
--- a/addons/website_event_track/views/event_track_templates_page.xml
+++ b/addons/website_event_track/views/event_track_templates_page.xml
@@ -152,7 +152,7 @@
                 <div class="alert alert-info mx-3 mt-3 o_wesession_track_main_empty_descr_warning">
                     This track does not have a description.
                     <a t-attf-href="?{{ keep_query('*', enable_editor=1) }}">
-                        <i class="fa fa-fw fa-arrow-right"></i>
+                        <i class="oi oi-fw oi-arrow-right"></i>
                         Write one.
                     </a>
                 </div>
@@ -198,7 +198,7 @@
                     </li>
                 </ul>
                 <a href="#collapse_track_aside" data-bs-toggle="collapse" class="d-md-none p-2 text-decoration-none o_wevent_online_page_aside_collapse collapsed">
-                    <i class="fa fa-chevron-down d-md-none"/>
+                    <i class="oi oi-chevron-down d-md-none"/>
                 </a>
             </div>
             <div id="collapse_track_aside"
diff --git a/addons/website_forum/views/forum_forum_templates.xml b/addons/website_forum/views/forum_forum_templates.xml
index 440279f1b46..af766854d91 100644
--- a/addons/website_forum/views/forum_forum_templates.xml
+++ b/addons/website_forum/views/forum_forum_templates.xml
@@ -191,7 +191,7 @@
         <div t-if="request.env.user.forum_waiting_posts_count" class="alert border" role="alert">
             <b>You already have a pending post.</b><br/>
             <p>Please wait for a moderator to validate your previous post before continuing.</p>
-            <a t-attf-href="/forum/#{ slug(forum) }" title="All Topics"><i class="fa fa-chevron-left me-2"/>Back to All Topics</a>
+            <a t-attf-href="/forum/#{ slug(forum) }" title="All Topics"><i class="oi oi-chevron-left me-2"/>Back to All Topics</a>
         </div>
 
         <form t-else="" t-attf-action="/forum/#{slug(forum)}/new" method="post" role="form" class="tag_text js_website_submit_form js_wforum_submit_form o_wforum_readable">
diff --git a/addons/website_forum/views/forum_forum_templates_layout.xml b/addons/website_forum/views/forum_forum_templates_layout.xml
index 7e40d3d85d2..ef1e3bc0c8a 100644
--- a/addons/website_forum/views/forum_forum_templates_layout.xml
+++ b/addons/website_forum/views/forum_forum_templates_layout.xml
@@ -108,7 +108,7 @@
     <div class="navbar navbar-expand-sm navbar-light">
         <div class="container flex-wrap flex-md-nowrap">
             <a t-if="has_back_button_url" class="btn btn-light border me-2 o_back_button" title="Back">
-                <i class="fa fa-chevron-left me-1"/>Back
+                <i class="oi oi-chevron-left me-1"/>Back
             </a>
             <!-- Desktop -->
             <ul class="navbar-nav me-auto d-none d-lg-flex">
diff --git a/addons/website_forum/views/forum_forum_templates_post.xml b/addons/website_forum/views/forum_forum_templates_post.xml
index 21401699d24..5d0868f4955 100644
--- a/addons/website_forum/views/forum_forum_templates_post.xml
+++ b/addons/website_forum/views/forum_forum_templates_post.xml
@@ -229,7 +229,7 @@
                             <t t-set="url" t-value="'/forum/' + slug(forum) + '/question/' + slug(question) + '/reopen'"/>
                             <t t-set="label">Reopen</t>
                             <t t-set="inDropdown" t-value="False"/>
-                            <t t-set="icon" t-value="'fa-arrow-right'"/>
+                            <t t-set="icon" t-value="'oi oi-arrow-right'"/>
                             <t t-set="karma" t-value="not question.can_close and question.karma_close or 0"/>
                         </t>
                     </div>
diff --git a/addons/website_forum/views/website_profile_templates.xml b/addons/website_forum/views/website_profile_templates.xml
index 68853088a1e..2f1ceed02d1 100644
--- a/addons/website_forum/views/website_profile_templates.xml
+++ b/addons/website_forum/views/website_profile_templates.xml
@@ -14,7 +14,7 @@
             <div t-if="request.params.get('forum_origin')" class="o_wprofile_all_users_nav_btn_container col pe-0 flex-grow-0">
                 <a t-att-href="(request.website.domain or '') + '/' + request.params.get('forum_origin').lstrip('/')"
                     class="o_wprofile_all_users_nav_btn btn text-nowrap">
-                    <i class="fa fa-chevron-left small"/> Back
+                    <i class="oi oi-chevron-left small"/> Back
                 </a>
             </div>
         </xpath>
diff --git a/addons/website_hr_recruitment/views/website_hr_recruitment_templates.xml b/addons/website_hr_recruitment/views/website_hr_recruitment_templates.xml
index cc96cc52b46..82e3b9c3bd6 100644
--- a/addons/website_hr_recruitment/views/website_hr_recruitment_templates.xml
+++ b/addons/website_hr_recruitment/views/website_hr_recruitment_templates.xml
@@ -311,7 +311,7 @@
                     </section>
                     <section class="col-12 col-md-3 ps-5">
                         <a role="button" t-attf-href="/jobs/detail/#{slug(job)}" class="btn btn-outline-primary btn-lg mb16 o_apply_description_link">
-                            <i class="fa fa-arrow-left"></i> Job Description
+                            <i class="oi oi-arrow-left"></i> Job Description
                         </a>
                         <div t-if="job.name" class="d-flex flex-column align-items-baseline">
                             <span class="text-muted small">Job</span>
diff --git a/addons/website_payment/views/res_config_settings_views.xml b/addons/website_payment/views/res_config_settings_views.xml
index da1139846af..a3c09bb5073 100644
--- a/addons/website_payment/views/res_config_settings_views.xml
+++ b/addons/website_payment/views/res_config_settings_views.xml
@@ -19,11 +19,11 @@
                                     <button string="Activate Stripe" class="btn-primary pe-none" disabled=""
                                             style="pointer-events: none;"/>
                                 </div>
-                                <button type="action" name="%(payment.action_payment_provider)d" string="View Alternatives" class="btn-link" icon="fa-arrow-right"/>
+                                <button type="action" name="%(payment.action_payment_provider)d" string="View Alternatives" class="btn-link" icon="oi-arrow-right"/>
                             </div>
                             <div class="row mt8 ms-4" attrs="{'invisible': [('providers_state', '!=', 'other_than_paypal')]}">
                                 <button name="action_configure_first_provider" type="object" class="btn-primary col-auto"><field name="first_provider_label" nolabel="1" class="oe_inline"/></button>
-                                <button type="action" name="%(payment.action_payment_provider)d" string="View other providers " class="btn-link col-auto" icon="fa-arrow-right"/>
+                                <button type="action" name="%(payment.action_payment_provider)d" string="View other providers " class="btn-link col-auto" icon="oi-arrow-right"/>
                             </div>
                         </div>
                     </setting>
diff --git a/addons/website_profile/views/website_profile.xml b/addons/website_profile/views/website_profile.xml
index 75b8c051724..0be49697add 100644
--- a/addons/website_profile/views/website_profile.xml
+++ b/addons/website_profile/views/website_profile.xml
@@ -380,9 +380,9 @@
         </div>
         <div class="text-end d-inline-block pull-right">
             <a t-if="not user.badge_ids and badge_category" t-attf-href="/profile/ranks_badges?badge_category=#{badge_category}&amp;url_origin=#{request.httprequest.path}&amp;name_origin=#{user.name}"
-            class="btn btn-link btn-sm"><i class="fa fa-arrow-right"/> All Badges</a>
+            class="btn btn-link btn-sm"><i class="oi oi-arrow-right"/> All Badges</a>
             <a t-else="" t-attf-href="/profile/ranks_badges?url_origin=#{request.httprequest.path}&amp;name_origin=#{user.name}"
-            class="btn btn-link btn-sm"><i class="fa fa-arrow-right me-1"/>All Badges</a>
+            class="btn btn-link btn-sm"><i class="oi oi-arrow-right me-1"/>All Badges</a>
         </div>
     </template>
 
diff --git a/addons/website_sale/static/src/xml/website_sale_image_viewer.xml b/addons/website_sale/static/src/xml/website_sale_image_viewer.xml
index 0e031fffc1b..9d073e924b0 100644
--- a/addons/website_sale/static/src/xml/website_sale_image_viewer.xml
+++ b/addons/website_sale/static/src/xml/website_sale_image_viewer.xml
@@ -32,10 +32,10 @@
                         </div>
                         <!-- Controls -->
                         <div class="o_wsale_image_viewer_control o_wsale_image_viewer_previous btn btn-dark position-absolute top-0 bottom-0 start-0 align-items-center justify-content-center d-flex my-auto ms-3 rounded-circle" t-on-click="previousImage" title="Previous (Left-Arrow)" role="button">
-                            <span class="fa fa-chevron-left" role="img"/>
+                            <span class="oi oi-chevron-left" role="img"/>
                         </div>
                         <div class="o_wsale_image_viewer_control o_wsale_image_viewer_next btn btn-dark position-absolute top-0 bottom-0 end-0 align-items-center justify-content-center d-flex my-auto me-3 rounded-circle" t-on-click="nextImage" title="Next (Right-Arrow)" role="button">
-                            <span class="fa fa-chevron-right" role="img"/>
+                            <span class="oi oi-chevron-right" role="img"/>
                         </div>
                     </t>
                 </div>
diff --git a/addons/website_sale/views/res_config_settings_views.xml b/addons/website_sale/views/res_config_settings_views.xml
index 81c9a32bce2..d7f51e72aac 100644
--- a/addons/website_sale/views/res_config_settings_views.xml
+++ b/addons/website_sale/views/res_config_settings_views.xml
@@ -10,7 +10,7 @@
                 <div class="mt8" attrs="{'invisible': [('terms_type', '!=', 'html')]}" groups="website.group_website_designer">
                     <strong class="align-top">URL: </strong><field name="terms_url"/>
                     <div>
-                        <button name='action_update_terms' icon="fa-arrow-right" type="object" string="Edit in Website Builder" class="btn-link"/>
+                        <button name='action_update_terms' icon="oi-arrow-right" type="object" string="Edit in Website Builder" class="btn-link"/>
                     </div>
                 </div>
             </button>
@@ -49,7 +49,7 @@
                     <setting help="Add a customizable form during checkout (after address)">
                         <field name="enabled_extra_checkout_step"/>
                         <div class="row mt8 ms-4" attrs="{'invisible': [('enabled_extra_checkout_step', '=', False)]}">
-                            <button type="object" name="action_open_extra_info" string="Configure Form " class="btn-link" icon="fa-arrow-right"/>
+                            <button type="object" name="action_open_extra_info" string="Configure Form " class="btn-link" icon="oi-arrow-right"/>
                         </div>
                     </setting>
                     <setting id="digital_content_setting" title="Provide customers with product-specific links or downloadable content in the confirmation page of the checkout process if the payment gets through. To do so, attach some files to a product using the new Files button and publish them." help="Add download link for customers at the end of checkout">
@@ -88,7 +88,7 @@
                             <field name="product_pricelist_setting" class="o_light_label w-75" widget="radio"/>
                         </div>
                         <div attrs="{'invisible': [('group_product_pricelist', '=', False)]}">
-                            <button type="action" name="%(product.product_pricelist_action2)d" string="Pricelists" class="btn-link" icon="fa-arrow-right"/>
+                            <button type="action" name="%(product.product_pricelist_action2)d" string="Pricelists" class="btn-link" icon="oi-arrow-right"/>
                         </div>
                     </setting>
                     <setting help="Add a strikethrough price, as a comparison">
@@ -101,7 +101,7 @@
                         <field name="group_product_variant"/>
                         <div class="content-group" attrs="{'invisible': [('group_product_variant', '=', False)]}">
                             <div class="mt8">
-                                <button type="action" name="%(product.attribute_action)d" string="Attributes" class="btn-link" icon="fa-arrow-right"/>
+                                <button type="action" name="%(product.attribute_action)d" string="Attributes" class="btn-link" icon="oi-arrow-right"/>
                             </div>
                         </div>
                     </setting>
@@ -133,7 +133,7 @@
                              documentation="/applications/inventory_and_mrp/inventory/shipping/setup/third_party_shipper.html">
                         <div class="content-group">
                             <div class="mt16">
-                                <button type="action" name="%(delivery.action_delivery_carrier_form)d" string="Shipping Methods" class="btn-link" icon="fa-arrow-right"/>
+                                <button type="action" name="%(delivery.action_delivery_carrier_form)d" string="Shipping Methods" class="btn-link" icon="oi-arrow-right"/>
                             </div>
                         </div>
                     </setting>
@@ -146,7 +146,7 @@
                         <field name="module_delivery_dhl" widget="upgrade_boolean"/>
                         <div class="content-group">
                             <div class="mt8" attrs="{'invisible': [('module_delivery_dhl', '=', False)]}">
-                                <button name="%(delivery.action_delivery_carrier_form)d" icon="fa-arrow-right" type="action" string="DHL Shipping Methods" class="btn-link" context="{'search_default_delivery_type': 'dhl'}"/>
+                                <button name="%(delivery.action_delivery_carrier_form)d" icon="oi-arrow-right" type="action" string="DHL Shipping Methods" class="btn-link" context="{'search_default_delivery_type': 'dhl'}"/>
                             </div>
                         </div>
                     </setting>
@@ -155,7 +155,7 @@
                         <field name="module_delivery_fedex" widget="upgrade_boolean"/>
                         <div class="content-group">
                             <div class="mt8" attrs="{'invisible': [('module_delivery_fedex', '=', False)]}">
-                                <button name="%(delivery.action_delivery_carrier_form)d" icon="fa-arrow-right" type="action" string="FedEx Shipping Methods" class="btn-link" context="{'search_default_delivery_type': 'fedex'}"/>
+                                <button name="%(delivery.action_delivery_carrier_form)d" icon="oi-arrow-right" type="action" string="FedEx Shipping Methods" class="btn-link" context="{'search_default_delivery_type': 'fedex'}"/>
                             </div>
                         </div>
                     </setting>
@@ -164,7 +164,7 @@
                         <field name="module_delivery_usps" widget="upgrade_boolean"/>
                         <div class="content-group">
                             <div class="mt8" attrs="{'invisible': [('module_delivery_usps', '=', False)]}">
-                                <button name="%(delivery.action_delivery_carrier_form)d" icon="fa-arrow-right" type="action" string="USPS Shipping Methods" class="btn-link" context="{'search_default_delivery_type': 'usps'}"/>
+                                <button name="%(delivery.action_delivery_carrier_form)d" icon="oi-arrow-right" type="action" string="USPS Shipping Methods" class="btn-link" context="{'search_default_delivery_type': 'usps'}"/>
                             </div>
                         </div>
                     </setting>
@@ -173,7 +173,7 @@
                         <field name="module_delivery_bpost" widget="upgrade_boolean"/>
                         <div class="content-group">
                             <div class="mt8" attrs="{'invisible': [('module_delivery_bpost', '=', False)]}">
-                                <button name="%(delivery.action_delivery_carrier_form)d" icon="fa-arrow-right" type="action" string="bpost Shipping Methods" class="btn-link" context="{'search_default_delivery_type': 'bpost'}"/>
+                                <button name="%(delivery.action_delivery_carrier_form)d" icon="oi-arrow-right" type="action" string="bpost Shipping Methods" class="btn-link" context="{'search_default_delivery_type': 'bpost'}"/>
                             </div>
                         </div>
                     </setting>
@@ -182,7 +182,7 @@
                         <field name="module_delivery_easypost" widget="upgrade_boolean"/>
                         <div class="content-group">
                             <div class="mt8" attrs="{'invisible': [('module_delivery_easypost', '=', False)]}">
-                                <button name="%(delivery.action_delivery_carrier_form)d" icon="fa-arrow-right" type="action" string="Easypost Shipping Methods" class="btn-link" context="{'search_default_delivery_type': 'easypost'}"/>
+                                <button name="%(delivery.action_delivery_carrier_form)d" icon="oi-arrow-right" type="action" string="Easypost Shipping Methods" class="btn-link" context="{'search_default_delivery_type': 'easypost'}"/>
                             </div>
                         </div>
                     </setting>
@@ -245,7 +245,7 @@
                         </div>
                     </div>
                     <div attrs="{'invisible': [('send_abandoned_cart_email', '=', False)]}" class="mt8">
-                        <button type="object" name="action_open_abandoned_cart_mail_template" string="Customize Abandoned Email Template" class="btn-link" icon="fa-arrow-right"/>
+                        <button type="object" name="action_open_abandoned_cart_mail_template" string="Customize Abandoned Email Template" class="btn-link" icon="oi-arrow-right"/>
                     </div>
                 </setting>
             </setting>
diff --git a/addons/website_sale/views/templates.xml b/addons/website_sale/views/templates.xml
index 358e50b421a..0746a245eaa 100644
--- a/addons/website_sale/views/templates.xml
+++ b/addons/website_sale/views/templates.xml
@@ -1325,8 +1325,8 @@
                                             </div>
                                             <div class="mb-0 py-2 col-12 s_website_form_submit s_website_form_no_submit_options">
                                                 <div style="width: 200px;" class="s_website_form_label"/>
-                                                <a role="button" href="/shop/checkout" class="btn btn-secondary float-start"><span class="fa fa-chevron-left"/> Previous</a>
-                                                <a role="button" class="btn btn-primary float-end s_website_form_send" href="/shop/confirm_order">Next <span class="fa fa-chevron-right" /></a>
+                                                <a role="button" href="/shop/checkout" class="btn btn-secondary float-start"><span class="oi oi-chevron-left"/> Previous</a>
+                                                <a role="button" class="btn btn-primary float-end s_website_form_send" href="/shop/confirm_order">Next <span class="oi oi-chevron-right" /></a>
                                                 <span id="s_website_form_result"></span>
                                             </div>
                                         </div>
@@ -1520,7 +1520,7 @@
                                     <div class="d-flex justify-content-between">
                                         <div>
                                             <a role="button" href="/shop" class="btn btn-secondary mb32">
-                                                <span class="fa fa-chevron-left" />
+                                                <span class="oi oi-chevron-left" />
                                                 <span>Continue<span class="d-none d-md-inline"> Shopping</span></span>
                                             </a>
                                         </div>
@@ -1535,7 +1535,7 @@
                                                 </t>
                                                 <t t-else="">
                                                     <span>Process Checkout</span>
-                                                    <span class="fa fa-chevron-right"/>
+                                                    <span class="oi oi-chevron-right"/>
                                                 </t>
                                             </a>
                                             <t t-call="payment.express_checkout"/>
@@ -1713,12 +1713,12 @@
                             </t>
                             <div class="d-flex justify-content-between mt-3">
                                 <a role="button" href="/shop/cart" class="btn btn-secondary mb32">
-                                    <i class="fa fa-chevron-left"/>
+                                    <i class="oi oi-chevron-left"/>
                                     <span>Return to Cart</span>
                                 </a>
                                 <a role="button" href="/shop/confirm_order" class="btn btn-primary mb32">
                                     <span>Confirm</span>
-                                    <i class="fa fa-chevron-right"/>
+                                    <i class="oi oi-chevron-right"/>
                                 </a>
                             </div>
                         </div>
@@ -1909,12 +1909,12 @@
 
                                     <div class="d-flex justify-content-between">
                                         <a role="button" t-att-href="mode == ('new', 'billing') and '/shop/cart' or '/shop/checkout'" class="btn btn-secondary mb32">
-                                            <i class="fa fa-chevron-left"/>
+                                            <i class="oi oi-chevron-left"/>
                                             <span>Back</span>
                                         </a>
                                         <a role="button" href="#" class="btn btn-primary mb32 a-submit a-submit-disable a-submit-loading">
                                             <span>Next</span>
-                                            <i class="fa fa-chevron-right"/>
+                                            <i class="oi oi-chevron-right"/>
                                         </a>
                                     </div>
                                 </form>
@@ -1996,7 +1996,7 @@
                                 <a role="button" class="btn-link"
                                     groups="base.group_system"
                                     t-attf-href="/web#action=#{payment_action_id}">
-                                        <i class="fa fa-arrow-right"></i> Add payment providers
+                                        <i class="oi oi-arrow-right"></i> Add payment providers
                                 </a>
                             </div>
                             <div class="js_payment mt-3" t-if="not website_sale_order.amount_total" id="payment_method" name="o_website_sale_free_cart">
@@ -2020,7 +2020,7 @@
              class="form-check mt-2 o_accept_tc_button"/>
         <div class="float-start mt-2">
             <a role="button" href="/shop/cart" class="btn btn-secondary">
-                <i class="fa fa-chevron-left"/> Return to Cart
+                <i class="oi oi-chevron-left"/> Return to Cart
             </a>
         </div>
         <div class="float-end mt-2">
@@ -2028,8 +2028,8 @@
                     type="submit"
                     class="btn btn-primary"
                     disabled="true"
-                    data-icon-class="fa-chevron-right">
-                <t t-esc="submit_button_label"/> <i class="fa fa-chevron-right"/>
+                    data-icon-class="oi-chevron-right">
+                <t t-esc="submit_button_label"/> <i class="oi oi-chevron-right"/>
             </button>
         </div>
     </template>
@@ -2063,7 +2063,7 @@
                         </t>
                         <t t-else="">
                             <span>Proceed to Checkout</span>
-                            <span class="fa fa-chevron-right"/>
+                            <span class="oi oi-chevron-right"/>
                         </t>
                     </a>
                 </div>
@@ -2080,7 +2080,7 @@
             <div class="card-body p-xl-0">
                 <div class="toggle_summary d-xl-none">
                     <b>Your order: </b> <span id="amount_total_summary" class="monetary_field" t-field="website_sale_order.amount_total" t-options='{"widget": "monetary", "display_currency": website_sale_order.currency_id}'/>
-                    <span class='fa fa-chevron-down fa-border float-end' role="img" aria-label="Details" title="Details"></span>
+                    <span class='oi oi-chevron-down fa-border float-end' role="img" aria-label="Details" title="Details"></span>
                 </div>
                 <div t-if="not website_sale_order or not website_sale_order.website_order_line" class="alert alert-info">
                     Your cart is empty!
@@ -2360,10 +2360,10 @@
                 </div>
                 <t t-if="len(product_images) > 1">
                     <a class="carousel-control-prev" href="#o-carousel-product" role="button" data-bs-slide="prev">
-                        <span class="fa fa-chevron-left fa-2x oe_unmovable" role="img" aria-label="Previous" title="Previous"/>
+                        <span class="oi oi-chevron-left fa-2x oe_unmovable" role="img" aria-label="Previous" title="Previous"/>
                     </a>
                     <a class="carousel-control-next" href="#o-carousel-product" role="button" data-bs-slide="next">
-                        <span class="fa fa-chevron-right fa-2x oe_unmovable" role="img" aria-label="Next" title="Next"/>
+                        <span class="oi oi-chevron-right fa-2x oe_unmovable" role="img" aria-label="Next" title="Next"/>
                     </a>
                 </t>
             </div>
diff --git a/addons/website_sale_autocomplete/views/res_config_settings_views.xml b/addons/website_sale_autocomplete/views/res_config_settings_views.xml
index 605df28552f..6fcddb7086d 100644
--- a/addons/website_sale_autocomplete/views/res_config_settings_views.xml
+++ b/addons/website_sale_autocomplete/views/res_config_settings_views.xml
@@ -14,12 +14,12 @@
                     </div>
                     <div class="mt8">
                         <a target="_blank" href="https://console.cloud.google.com/getting-started">
-                            <i class="fa fa-arrow-right"/>
+                            <i class="oi oi-arrow-right"/>
                             Create a Google Project and get a key
                         </a>
                         <br/>
                         <a target="_blank" href="https://console.cloud.google.com/billing">
-                            <i class="fa fa-arrow-right"/>
+                            <i class="oi oi-arrow-right"/>
                             Enable billing on your Google Project
                         </a>
                     </div>
diff --git a/addons/website_sale_loyalty/wizard/res_config_settings_views.xml b/addons/website_sale_loyalty/wizard/res_config_settings_views.xml
index c20c2109eaa..5193bc5b097 100644
--- a/addons/website_sale_loyalty/wizard/res_config_settings_views.xml
+++ b/addons/website_sale_loyalty/wizard/res_config_settings_views.xml
@@ -12,7 +12,7 @@
                         <button name="%(loyalty.loyalty_program_discount_loyalty_action)d"
                             type="action"
                             string="Loyalty Programs"
-                            icon="fa-arrow-right"
+                            icon="oi-arrow-right"
                             class="btn-link"/>
                     </div>
                 </div>
diff --git a/addons/website_sale_mondialrelay/views/res_config_settings_views.xml b/addons/website_sale_mondialrelay/views/res_config_settings_views.xml
index 8fa40fc4473..aa7ece32436 100644
--- a/addons/website_sale_mondialrelay/views/res_config_settings_views.xml
+++ b/addons/website_sale_mondialrelay/views/res_config_settings_views.xml
@@ -8,7 +8,7 @@
             <setting id="shipping_provider_mondialrelay_setting" position="inside">
                 <div class="content-group">
                     <div class="mt8" attrs="{'invisible': [('module_delivery_mondialrelay', '=', False)]}">
-                        <button name="%(delivery.action_delivery_carrier_form)d" icon="fa-arrow-right" type="action" string="Mondial Relay Shipping Methods" class="btn-link" context="{'search_default_is_mondialrelay': True}"/>
+                        <button name="%(delivery.action_delivery_carrier_form)d" icon="oi-arrow-right" type="action" string="Mondial Relay Shipping Methods" class="btn-link" context="{'search_default_is_mondialrelay': True}"/>
                     </div>
                 </div>
             </setting>
diff --git a/addons/website_sale_picking/views/res_config_settings_views.xml b/addons/website_sale_picking/views/res_config_settings_views.xml
index 2fa95189e03..b32c331dd97 100644
--- a/addons/website_sale_picking/views/res_config_settings_views.xml
+++ b/addons/website_sale_picking/views/res_config_settings_views.xml
@@ -13,7 +13,7 @@
                            context="{'default_website_id': website_id, 'default_product_id': %(website_sale_picking.onsite_delivery_product)d, 'default_delivery_type': 'onsite', 'default_website_published': True, 'default_company_id': company_id}"/>
                 </div>
                 <div class="mt8">
-                    <button name="%(delivery.action_delivery_carrier_form)d" icon="fa-arrow-right" type="action" string="Customize Pickup Sites" class="btn-link" context="{'search_default_delivery_type': 'onsite'}"/>
+                    <button name="%(delivery.action_delivery_carrier_form)d" icon="oi-arrow-right" type="action" string="Customize Pickup Sites" class="btn-link" context="{'search_default_delivery_type': 'onsite'}"/>
                 </div>
             </xpath>
         </field>
diff --git a/addons/website_slides/static/src/xml/slide_quiz.xml b/addons/website_slides/static/src/xml/slide_quiz.xml
index 169cbd9892c..7b9427f7c98 100644
--- a/addons/website_slides/static/src/xml/slide_quiz.xml
+++ b/addons/website_slides/static/src/xml/slide_quiz.xml
@@ -115,7 +115,7 @@
                         Reset
                     </button>
                     <button t-if="widget.slide.completed &amp;&amp; widget.slide.hasNext" class="btn btn-primary o_wslides_quiz_continue">
-                        Continue <i class="fa fa-chevron-right ms-1"/>
+                        Continue <i class="oi oi-chevron-right ms-1"/>
                     </button>
                 </div>
             </div>
@@ -176,7 +176,7 @@
                         <a type="button" target="_blank" t-attf-href="/profile/user/#{widget.userId}" class="btn btn-light border">Check Profile</a>
                     </t>
                     <t t-if="widget.hasNext">
-                        <button type="button" class="btn btn-light border o_wslides_quiz_modal_btn">Next <i class="fa fa-chevron-right"/></button>
+                        <button type="button" class="btn btn-light border o_wslides_quiz_modal_btn">Next <i class="oi oi-chevron-right"/></button>
                     </t>
                     <t t-else="">
                         <a type="button" href="/slides" class="btn btn-light border">End course</a>
diff --git a/addons/website_slides/views/res_config_settings_views.xml b/addons/website_slides/views/res_config_settings_views.xml
index ba7e7da3ea1..794f85385e5 100644
--- a/addons/website_slides/views/res_config_settings_views.xml
+++ b/addons/website_slides/views/res_config_settings_views.xml
@@ -18,7 +18,7 @@
                             <field name="website_slide_google_app_key" class="oe_inline"/>
                         </div>
                         <div class="oe_link">
-                            <a href="https://console.developers.google.com/flows/enableapi?apiid=drive,youtube"><span class="fa fa-arrow-right"/>
+                            <a href="https://console.developers.google.com/flows/enableapi?apiid=drive,youtube"><span class="oi oi-arrow-right"/>
                                 Create a Google Project and Get a Key
                             </a>
                         </div>
diff --git a/addons/website_slides/views/website_slides_templates_homepage.xml b/addons/website_slides/views/website_slides_templates_homepage.xml
index b52b0ce079c..4e829b561c4 100644
--- a/addons/website_slides/views/website_slides_templates_homepage.xml
+++ b/addons/website_slides/views/website_slides_templates_homepage.xml
@@ -196,7 +196,7 @@
                 <!-- Navbar dynamically composed using displayed channel tag groups. -->
                 <nav class="navbar navbar-expand-md navbar-light shadow-sm ps-0">
                     <div class="navbar-nav border-end">
-                        <a class="nav-link nav-item px-3" href="/slides"><i class="fa fa-chevron-left"/></a>
+                        <a class="nav-link nav-item px-3" href="/slides"><i class="oi oi-chevron-left"/></a>
                     </div>
                     <!-- Clear filtering (mobile)-->
                     <div class="text-nowrap ms-auto d-md-none" t-if="search_slide_category or search_my or search_tags">
diff --git a/addons/website_slides/views/website_slides_templates_lesson.xml b/addons/website_slides/views/website_slides_templates_lesson.xml
index ec63757a64b..5d031ab2b1b 100644
--- a/addons/website_slides/views/website_slides_templates_lesson.xml
+++ b/addons/website_slides/views/website_slides_templates_lesson.xml
@@ -115,7 +115,7 @@
         <div class="bg-100 text-1000 h6 my-0 text-decoration-none border-bottom d-flex align-items-center justify-content-between">
             <span class="p-2">Course content</span>
             <a href="#collapse_slide_aside" data-bs-toggle="collapse" class="d-lg-none p-2 text-decoration-none o_wslides_lesson_aside_collapse">
-                <i class="fa fa-chevron-down d-lg-none"/>
+                <i class="oi oi-chevron-down d-lg-none"/>
             </a>
         </div>
         <ul id="collapse_slide_aside" class="list-unstyled my-0 pb-3 collapse d-lg-block">
@@ -248,7 +248,7 @@
                 <a t-attf-class="o_wslides_nav_button btn btn-light border #{'disabled' if not previous_slide else ''} me-2"
                     role="button" t-att-aria-disabled="'disabled' if not previous_slide else None"
                     t-att-href="'/slides/slide/%s' % (slug(previous_slide)) if previous_slide else '#'">
-                    <i class="fa fa-chevron-left me-2"></i> <span class="d-none d-sm-inline-block">Prev</span>
+                    <i class="oi oi-chevron-left me-2"></i> <span class="d-none d-sm-inline-block">Prev</span>
                 </a>
                 <t t-if="slide.channel_id.channel_type == 'documentation' and slide.channel_id.is_member">
                     <t t-set="is_quiz" t-value="slide.slide_category == 'quiz' or slide.question_ids"/>
@@ -276,7 +276,7 @@
                 <a t-attf-class="o_wslides_nav_button btn btn-light border #{'disabled' if not next_slide else ''}"
                     role="button" t-att-aria-disabled="'disabled' if not next_slide else None"
                     t-att-href="'/slides/slide/%s' % (slug(next_slide)) if next_slide else '#'">
-                    <span class="d-none d-sm-inline-block">Next</span> <i class="fa fa-chevron-right ms-2"></i>
+                    <span class="d-none d-sm-inline-block">Next</span> <i class="oi oi-chevron-right ms-2"></i>
                 </a>
             </div>
             <a class="btn btn-light border ms-2 my-1" role="button" t-att-href="'/slides/slide/%s?fullscreen=1' % (slug(slide))">
diff --git a/addons/website_slides/views/website_slides_templates_profile.xml b/addons/website_slides/views/website_slides_templates_profile.xml
index 9694b033b26..628da07335e 100644
--- a/addons/website_slides/views/website_slides_templates_profile.xml
+++ b/addons/website_slides/views/website_slides_templates_profile.xml
@@ -19,7 +19,7 @@
                     </t>
                     <div t-else="" class="text-muted d-inline-block">No completed courses yet!</div>
                     <div class="text-end d-inline-block pull-right">
-                        <a href="/slides/all" class="btn btn-link btn-sm"><i class="fa fa-arrow-right me-1"/>All Courses</a>
+                        <a href="/slides/all" class="btn btn-link btn-sm"><i class="oi oi-arrow-right me-1"/>All Courses</a>
                     </div>
                 </div>
                 <div class="mb32">
diff --git a/addons/website_slides_forum/views/forum_forum_templates.xml b/addons/website_slides_forum/views/forum_forum_templates.xml
index 2379a21b958..e991fb058fd 100644
--- a/addons/website_slides_forum/views/forum_forum_templates.xml
+++ b/addons/website_slides_forum/views/forum_forum_templates.xml
@@ -67,7 +67,7 @@
                 <div class="d-flex border-bottom pb-1 pt-3 mb-3">
                     <h2 class="h4 mb-0 text-muted">Courses Discussions</h2>
                     <div class="flex-grow-1 text-end">
-                        <a href="/slides" title="See all Courses">Check our Courses <i class="fa fa-chevron-right"/></a>
+                        <a href="/slides" title="See all Courses">Check our Courses <i class="oi oi-chevron-right"/></a>
                     </div>
                 </div>
                 <div class="row">
diff --git a/addons/website_slides_forum/views/res_config_settings_views.xml b/addons/website_slides_forum/views/res_config_settings_views.xml
index 9d631e29fb6..67be5e9e048 100644
--- a/addons/website_slides_forum/views/res_config_settings_views.xml
+++ b/addons/website_slides_forum/views/res_config_settings_views.xml
@@ -8,7 +8,7 @@
         <field name="arch" type="xml">
             <xpath expr="//setting[@id='website_slide_install_website_slides_forum']" position="inside">
                 <div class="mt8">
-                    <button type="action" name="%(website_slides_forum.forum_forum_action_channel)d" string="Manage Forums" class="btn-link" icon="fa-arrow-right"/>
+                    <button type="action" name="%(website_slides_forum.forum_forum_action_channel)d" string="Manage Forums" class="btn-link" icon="oi-arrow-right"/>
                 </div>
             </xpath>
         </field>
diff --git a/addons/website_slides_survey/static/src/xml/website_slides_fullscreen.xml b/addons/website_slides_survey/static/src/xml/website_slides_fullscreen.xml
index 2771c902232..57693381466 100644
--- a/addons/website_slides_survey/static/src/xml/website_slides_fullscreen.xml
+++ b/addons/website_slides_survey/static/src/xml/website_slides_fullscreen.xml
@@ -18,7 +18,7 @@
             </div>
             <div t-if="widget.get('slide').category === 'certification' &amp;&amp; widget.get('slide').canUpload" class="mt-3 h6">
                 <a t-att-href="'/web#id=' + widget.get('slide').certificationId + '&amp;model=survey.survey&amp;view_type=form'">
-                    <i class="fa fa-arrow-right me-1"/>Add Questions to this Survey
+                    <i class="oi oi-arrow-right me-1"/>Add Questions to this Survey
                 </a>
             </div>
         </div>
diff --git a/addons/website_slides_survey/views/res_config_settings_views.xml b/addons/website_slides_survey/views/res_config_settings_views.xml
index 5c092ba13fd..75c603adc82 100644
--- a/addons/website_slides_survey/views/res_config_settings_views.xml
+++ b/addons/website_slides_survey/views/res_config_settings_views.xml
@@ -8,7 +8,7 @@
         <field name="arch" type="xml">
             <xpath expr="//setting[@id='website_slide_install_website_slides_survey']" position="inside">
                 <div class="mt8">
-                    <button type="action" name="%(website_slides_survey.survey_survey_action_slides)d" string="Manage Certifications" class="btn-link" icon="fa-arrow-right"/>
+                    <button type="action" name="%(website_slides_survey.survey_survey_action_slides)d" string="Manage Certifications" class="btn-link" icon="oi-arrow-right"/>
                 </div>
             </xpath>
         </field>
diff --git a/addons/website_slides_survey/views/website_profile.xml b/addons/website_slides_survey/views/website_profile.xml
index a9a4e764478..f85f31c0873 100644
--- a/addons/website_slides_survey/views/website_profile.xml
+++ b/addons/website_slides_survey/views/website_profile.xml
@@ -36,7 +36,7 @@
                     <p t-if="certification_search_terms">No certification found for the given search term.</p>
                     <p t-else="">You have not taken any certification yet.</p>
                     <a href="/slides/all?slide_category=certification">
-                        <i class="fa fa-arrow-right"/> See Certifications
+                        <i class="oi oi-arrow-right"/> See Certifications
                     </a>
                 </t>
                 <div t-else="" class="card p-3 mb-3" t-foreach="user_inputs" t-as="user_input">
@@ -96,7 +96,7 @@
             <div class="text-muted d-inline-block">No certifications yet!</div>
         </t>
         <div class="text-end d-inline-block pull-right">
-            <a href="/slides/all?slide_category=certification" class="btn btn-link btn-sm"><i class="fa fa-arrow-right me-1"/>All Certifications</a>
+            <a href="/slides/all?slide_category=certification" class="btn btn-link btn-sm"><i class="oi oi-arrow-right me-1"/>All Certifications</a>
         </div>
     </template>
 
diff --git a/addons/website_slides_survey/views/website_slides_templates_course.xml b/addons/website_slides_survey/views/website_slides_templates_course.xml
index e2804bd1823..9a5b23442f2 100644
--- a/addons/website_slides_survey/views/website_slides_templates_course.xml
+++ b/addons/website_slides_survey/views/website_slides_templates_course.xml
@@ -12,7 +12,7 @@
                     <div>Begin your <b>certification</b> today!</div>
 
                     <a t-attf-href="#{'/slides_survey/slide/get_certification_url?slide_id=%s' %(first_slide.id) if first_slide.slide_category == 'certification' and channel.total_slides == 1 else '/slides/slide/%s?fullscreen=1' %(slug(first_slide))}" class="btn btn-success mt-2 mt-sm-0">
-                        <span>Start Now</span><i class="fa fa-chevron-right ms-2 align-middle"/>
+                        <span>Start Now</span><i class="oi oi-chevron-right ms-2 align-middle"/>
                     </a>
                 </div>
             </xpath>
diff --git a/addons/website_slides_survey/views/website_slides_templates_lesson.xml b/addons/website_slides_survey/views/website_slides_templates_lesson.xml
index ec4c8d7e021..0cdc3dc8bc4 100644
--- a/addons/website_slides_survey/views/website_slides_templates_lesson.xml
+++ b/addons/website_slides_survey/views/website_slides_templates_lesson.xml
@@ -22,7 +22,7 @@
                 </div>
                 <div t-if="slide.slide_category == 'certification' and slide.channel_id.can_upload" class="col mb8 d-flex justify-content-center">
                     <a class="my-4" t-att-href="'/web#id=' + str(slide.survey_id.id)  + '&amp;model=survey.survey&amp;view_type=form'">
-                        <i class="fa fa-arrow-right me-1"/>Add Questions to this Survey
+                        <i class="oi oi-arrow-right me-1"/>Add Questions to this Survey
                     </a>
                 </div>
             </xpath>
diff --git a/addons/website_twitter/views/res_config_settings_views.xml b/addons/website_twitter/views/res_config_settings_views.xml
index 04df4a97e7b..22f6777b65e 100644
--- a/addons/website_twitter/views/res_config_settings_views.xml
+++ b/addons/website_twitter/views/res_config_settings_views.xml
@@ -17,7 +17,7 @@
                             <field name="twitter_api_secret" password="True" class="oe_inline"/>
                         </div>
                         <a data-bs-toggle="collapse" href="#" data-bs-target="#twitter_tutorial" aria-label="Twitter tutorial">
-                            <i class="fa fa-arrow-right"/>
+                            <i class="oi oi-arrow-right"/>
                             Show me how to obtain the Twitter API key and Twitter API secret
                         </a>
                         <div class="row mt16 collapse" id="twitter_tutorial">