diff --git a/addons/account/views/account_move_views.xml b/addons/account/views/account_move_views.xml
index 573f7c08381..006e9c77221 100644
--- a/addons/account/views/account_move_views.xml
+++ b/addons/account/views/account_move_views.xml
@@ -176,12 +176,12 @@
                     <field name="ref" optional="hide" readonly="False"/>
                     <field name="product_id" readonly="1" optional="hide"/>
                     <field name="name" optional="show"/>
-                    <field name="tax_ids" widget="many2many_tags" width="0.5" optional="hide" readonly="1"/>
+                    <field name="tax_ids" widget="many2many_tags" optional="hide" readonly="1"/>
                     <field name="amount_currency" groups="base.group_multi_currency" optional="show" readonly="1" attrs="{'invisible':[('is_same_currency', '=', True)]}"/>
                     <field name="currency_id" readonly="1" groups="base.group_multi_currency" optional="hide" string="Currency" attrs="{'invisible':[('is_same_currency', '=', True)]}"/>
                     <field name="debit" sum="Total Debit" readonly="1"/>
                     <field name="credit" sum="Total Credit" readonly="1"/>
-                    <field name="tax_tag_ids" string="Tax Grids" widget="many2many_tags" width="0.5" optional="hide"/>
+                    <field name="tax_tag_ids" string="Tax Grids" widget="many2many_tags" optional="hide"/>
                     <field name="discount_date" string="Discount Date" optional="hide" />
                     <field name="discount_amount_currency" string="Discount Amount" optional="hide" />
                     <field name="tax_line_id" string="Originator Tax" optional="hide" readonly="1"/>
diff --git a/addons/hr_holidays/views/hr_leave_stress_day_views.xml b/addons/hr_holidays/views/hr_leave_stress_day_views.xml
index ccd0c7d1f88..929e411a736 100644
--- a/addons/hr_holidays/views/hr_leave_stress_day_views.xml
+++ b/addons/hr_holidays/views/hr_leave_stress_day_views.xml
@@ -34,7 +34,7 @@
                 <field name="company_id" groups="base.group_multi_company" optional="hide"/>
                 <field name="start_date"/>
                 <field name="end_date"/>
-                <field name="color" widget="color_picker" width="1"/>
+                <field name="color" widget="color_picker"/>
                 <field name="department_ids" widget="many2many_tags"/>
                 <field name="resource_calendar_id" optional="hide"/>
             </tree>
diff --git a/addons/mrp/views/mrp_bom_views.xml b/addons/mrp/views/mrp_bom_views.xml
index e18e0456789..972efe8a048 100644
--- a/addons/mrp/views/mrp_bom_views.xml
+++ b/addons/mrp/views/mrp_bom_views.xml
@@ -99,7 +99,7 @@
                                     <field name="allowed_operation_ids" invisible="1"/>
                                     <field name="operation_id" groups="mrp.group_mrp_routings" optional="hidden" attrs="{'column_invisible': [('parent.type','not in', ('normal', 'phantom'))]}" options="{'no_quick_create':True,'no_create_edit':True}"/>
                                     <field name="tracking" invisible="1"/>
-                                    <field name="manual_consumption" groups="mrp.group_mrp_routings" optional="hide" width="1.0" attrs="{'readonly': ['|', ('tracking', '!=', 'none'), ('operation_id', '!=', False)]}"/>
+                                    <field name="manual_consumption" groups="mrp.group_mrp_routings" optional="hide" attrs="{'readonly': ['|', ('tracking', '!=', 'none'), ('operation_id', '!=', False)]}"/>
                                 </tree>
                             </field>
                         </page>
diff --git a/addons/mrp/views/mrp_routing_views.xml b/addons/mrp/views/mrp_routing_views.xml
index 81b7b906640..8880bd745c2 100644
--- a/addons/mrp/views/mrp_routing_views.xml
+++ b/addons/mrp/views/mrp_routing_views.xml
@@ -13,7 +13,7 @@
                     <field name="workcenter_id"/>
                     <field name="time_mode" optional="show"/>
                     <field name="time_computed_on" optional="hide"/>
-                    <field name="time_cycle" widget="float_time" string="Duration (minutes)" width="1.5"/>
+                    <field name="time_cycle" widget="float_time" string="Duration (minutes)"/>
                     <field name="company_id" optional="hide" groups="base.group_multi_company"/>
                     <field name="possible_bom_product_template_attribute_value_ids" invisible="1"/>
                     <field name="bom_product_template_attribute_value_ids" optional="hide" widget="many2many_tags" options="{'no_create': True}" groups="product.group_product_variant"/>
diff --git a/addons/mrp/views/mrp_workorder_views.xml b/addons/mrp/views/mrp_workorder_views.xml
index 6c0a0dc3948..fd537f4b597 100644
--- a/addons/mrp/views/mrp_workorder_views.xml
+++ b/addons/mrp/views/mrp_workorder_views.xml
@@ -102,7 +102,7 @@
                         title="Open Work Order"
                     context="{'default_workcenter_id': workcenter_id}"/>
                 <field name="show_json_popover" invisible="1"/>
-                <field name="json_popover" widget="mrp_workorder_popover" string=" " width="0.1" attrs="{'invisible': [('show_json_popover', '=', False)]}"/>
+                <field name="json_popover" widget="mrp_workorder_popover" string=" " attrs="{'invisible': [('show_json_popover', '=', False)]}"/>
             </tree>
         </field>
     </record>
diff --git a/addons/mrp/wizard/mrp_production_split.xml b/addons/mrp/wizard/mrp_production_split.xml
index d4f973cbbb7..5da70df6283 100644
--- a/addons/mrp/wizard/mrp_production_split.xml
+++ b/addons/mrp/wizard/mrp_production_split.xml
@@ -14,7 +14,7 @@
                             <field name="product_qty"/>
                             <field name="production_capacity"/>
                             <field name="product_uom_id" groups="uom.group_uom"/>
-                            <button name="action_prepare_split" type="object" icon="fa-scissors" width="0.1" title="Split Production"/>
+                            <button name="action_prepare_split" type="object" icon="fa-scissors" title="Split Production"/>
                         </tree>
                     </field>
                     <footer>
diff --git a/addons/mrp_subcontracting/views/stock_picking_views.xml b/addons/mrp_subcontracting/views/stock_picking_views.xml
index 0264c78c515..827de38bd0e 100644
--- a/addons/mrp_subcontracting/views/stock_picking_views.xml
+++ b/addons/mrp_subcontracting/views/stock_picking_views.xml
@@ -13,7 +13,7 @@
             <xpath expr="//field[@name='move_ids_without_package']//tree//button[@name='action_show_details']" position="after">
                 <field name="show_subcontracting_details_visible" invisible="1"/>
                 <button name="action_show_subcontract_details" string="Register components for subcontracted product" type="object" icon="fa-sitemap"
-                    width="0.1" attrs="{'invisible': [('show_subcontracting_details_visible', '=', False)]}"/>
+                    attrs="{'invisible': [('show_subcontracting_details_visible', '=', False)]}"/>
             </xpath>
         </field>
     </record>
diff --git a/addons/mrp_subcontracting/views/subcontracting_portal_views.xml b/addons/mrp_subcontracting/views/subcontracting_portal_views.xml
index d41eaace985..778c5c115a0 100644
--- a/addons/mrp_subcontracting/views/subcontracting_portal_views.xml
+++ b/addons/mrp_subcontracting/views/subcontracting_portal_views.xml
@@ -34,11 +34,11 @@
                                     <field name="product_qty" invisible="1" readonly="1"/>
                                     <field name="quantity_done" string="Done"/>
                                     <field name="product_uom" groups="uom.group_uom"/>
-                                    <button name="action_show_details" type="object" icon="fa-list" width="0.1" title="Details"
+                                    <button name="action_show_details" type="object" icon="fa-list" title="Details"
                                                 attrs="{'invisible': [('show_details_visible', '=', False)]}" context="{'is_subcontracting_portal': 1}"/>
                                     <field name="show_subcontracting_details_visible" invisible="1"/>
                                     <button name="action_show_subcontract_details" string="Register components for subcontracted product" type="object" icon="fa-sitemap"
-                                        width="0.1" attrs="{'invisible': [('show_subcontracting_details_visible', '=', False)]}"/>
+                                        attrs="{'invisible': [('show_subcontracting_details_visible', '=', False)]}"/>
                                 </tree>
                             </field>
                         </page>
diff --git a/addons/project/views/project_views.xml b/addons/project/views/project_views.xml
index 9a373fb768f..e9284d36224 100644
--- a/addons/project/views/project_views.xml
+++ b/addons/project/views/project_views.xml
@@ -691,7 +691,7 @@
                     <field name="sequence" invisible="1"/>
                     <field name="message_needaction" invisible="1"/>
                     <field name="active" invisible="1"/>
-                    <field name="is_favorite" string="Favorite" nolabel="1" width="1" widget="boolean_favorite" optional="hide"/>
+                    <field name="is_favorite" string="Favorite" nolabel="1" widget="boolean_favorite" optional="hide"/>
                     <field name="display_name" string="Name" class="fw-bold"/>
                     <field name="partner_id" optional="show" string="Customer"/>
                     <field name="company_id" optional="show" groups="base.group_multi_company" options="{'no_create': True, 'no_open': True}"/>
diff --git a/addons/resource/views/resource_views.xml b/addons/resource/views/resource_views.xml
index ae3b55c7596..8905db1a80d 100644
--- a/addons/resource/views/resource_views.xml
+++ b/addons/resource/views/resource_views.xml
@@ -207,7 +207,7 @@
             <tree string="Working Time" editable="top">
                 <field name="sequence" widget="handle"/>
                 <field name="display_type" invisible="1"/>
-                <field name="display_name" width="1" string=" " attrs="{'invisible': [('display_type', '!=', 'line_section')]}"/>
+                <field name="display_name" string=" " attrs="{'invisible': [('display_type', '!=', 'line_section')]}"/>
                 <field name="name" attrs="{'invisible': [('display_type', '=', 'line_section')]}"/>
                 <field name="dayofweek"/>
                 <field name="day_period"/>
diff --git a/addons/sale_stock/views/sale_order_views.xml b/addons/sale_stock/views/sale_order_views.xml
index 915beb712d2..a5bc3c45c51 100644
--- a/addons/sale_stock/views/sale_order_views.xml
+++ b/addons/sale_stock/views/sale_order_views.xml
@@ -111,7 +111,7 @@
                     <field name="qty_to_deliver" invisible="1"/>
                     <field name="is_mto" invisible="1"/>
                     <field name="display_qty_widget" invisible="1"/>
-                    <widget name="qty_at_date_widget" width="0.1"/>
+                    <widget name="qty_at_date_widget"/>
                 </xpath>
                 <xpath expr="//page/field[@name='order_line']/tree/field[@name='qty_delivered']" position="after">
                     <!-- below fields are used in the widget qty_at_date_widget -->
diff --git a/addons/stock/views/stock_picking_views.xml b/addons/stock/views/stock_picking_views.xml
index 7a8ec892ade..96858bd2982 100644
--- a/addons/stock/views/stock_picking_views.xml
+++ b/addons/stock/views/stock_picking_views.xml
@@ -299,11 +299,10 @@
                                         context="{'default_company_id': company_id, 'default_product_id': product_id, 'active_picking_id': parent.id}"
                                         domain="[('product_id','=',product_id)]"
                                     />
-                                    <button name="action_show_details" type="object" icon="fa-list" width="0.1" title="Details"
+                                    <button name="action_show_details" type="object" icon="fa-list" title="Details"
                                             attrs="{'invisible': [('show_details_visible', '=', False)]}" options='{"warn": true}'/>
                                     <button name="action_assign_serial" type="object"
                                             icon="fa-plus-square"
-                                            width="0.1"
                                             role="img" title="Assign Serial Numbers"
                                             attrs="{'invisible': ['|', ('display_assign_serial', '=', False), ('show_operations', '=', False)]}"/>
                                 </tree>