diff --git a/addons/hr_holidays/static/src/components/thread_icon/thread_icon.xml b/addons/hr_holidays/static/src/components/thread_icon/thread_icon.xml
index 6d7b444ed1f..17888a19735 100644
--- a/addons/hr_holidays/static/src/components/thread_icon/thread_icon.xml
+++ b/addons/hr_holidays/static/src/components/thread_icon/thread_icon.xml
@@ -2,13 +2,13 @@
 <templates xml:space="preserve">
     <t t-inherit="mail.ThreadIcon" t-inherit-mode="extension">
         <xpath expr="//*[@name='noImStatusCondition']" position="before">
-            <t t-elif="thread.channel.correspondent.im_status === 'leave_online'">
+            <t t-elif="threadIconView.thread.channel.correspondent.im_status === 'leave_online'">
                 <div class="o_ThreadIcon_online fa fa-fw fa-plane" title="Online"/>
             </t>
-            <t t-elif="thread.channel.correspondent.im_status === 'leave_away'">
+            <t t-elif="threadIconView.thread.channel.correspondent.im_status === 'leave_away'">
                 <div class="o_ThreadIcon_away fa fa-fw fa-plane text-warning" title="Away"/>
             </t>
-            <t t-elif="thread.channel.correspondent.im_status === 'leave_offline'">
+            <t t-elif="threadIconView.thread.channel.correspondent.im_status === 'leave_offline'">
                 <div class="o_ThreadIcon_offline fa fa-fw fa-plane" title="Out of office"/>
             </t>
         </xpath>
diff --git a/addons/im_livechat/static/src/components/thread_icon/thread_icon.xml b/addons/im_livechat/static/src/components/thread_icon/thread_icon.xml
index e22c2fca64f..86648d84274 100644
--- a/addons/im_livechat/static/src/components/thread_icon/thread_icon.xml
+++ b/addons/im_livechat/static/src/components/thread_icon/thread_icon.xml
@@ -2,12 +2,12 @@
 <templates xml:space="preserve">
     <t t-inherit="mail.ThreadIcon" t-inherit-mode="extension">
         <xpath expr="//*[@name='root']" position="inside">
-            <t t-elif="thread.channel and thread.channel.channel_type === 'livechat'">
-                <t t-if="thread.orderedOtherTypingMembers.length > 0">
+            <t t-elif="threadIconView.thread.channel and threadIconView.thread.channel.channel_type === 'livechat'">
+                <t t-if="threadIconView.thread.orderedOtherTypingMembers.length > 0">
                     <ThreadTypingIcon
                         className="'o_ThreadIcon_typing'"
                         animation="'pulse'"
-                        title="thread.typingStatusText"
+                        title="threadIconView.thread.typingStatusText"
                     />
                 </t>
                 <t t-else="">
diff --git a/addons/im_livechat/static/src/models/discuss_sidebar_category_item.js b/addons/im_livechat/static/src/models/discuss_sidebar_category_item.js
index 1716a331633..811adde5422 100644
--- a/addons/im_livechat/static/src/models/discuss_sidebar_category_item.js
+++ b/addons/im_livechat/static/src/models/discuss_sidebar_category_item.js
@@ -32,14 +32,6 @@ registerPatch({
                 return this._super();
             },
         },
-        hasThreadIcon: {
-            compute() {
-                if (this.channel.channel_type === 'livechat') {
-                    return clear();
-                }
-                return this._super();
-            },
-        },
         hasUnpinCommand: {
             compute() {
                 if (this.channel.channel_type === 'livechat') {
@@ -48,5 +40,13 @@ registerPatch({
                 return this._super();
             },
         },
+        threadIconView: {
+            compute() {
+                if (this.channel.channel_type === 'livechat') {
+                    return clear();
+                }
+                return this._super();
+            },
+        },
     },
 });
diff --git a/addons/mail/static/src/components/chat_window_header/chat_window_header.xml b/addons/mail/static/src/components/chat_window_header/chat_window_header.xml
index 812b8ddedbe..7b7ed8a178c 100644
--- a/addons/mail/static/src/components/chat_window_header/chat_window_header.xml
+++ b/addons/mail/static/src/components/chat_window_header/chat_window_header.xml
@@ -9,10 +9,10 @@
                         <i class="fa fa-arrow-left"/>
                     </div>
                 </t>
-                <t t-if="chatWindow.thread and chatWindow.thread.model === 'mail.channel'">
+                <t t-if="chatWindowHeaderView.threadIconView">
                     <ThreadIcon
                         className="'o_ChatWindowHeader_icon o_ChatWindowHeader_item ms-3 me-1 my-0'"
-                        thread="chatWindow.thread"
+                        record="chatWindowHeaderView.threadIconView"
                     />
                 </t>
                 <div class="o_ChatWindowHeader_item o_ChatWindowHeader_name mh-100 mx-1 my-0 text-truncate" t-att-class="{'ms-3':!chatWindow.thread or chatWindow.thread.model !== 'mail.channel'}" t-att-title="chatWindow.name">
diff --git a/addons/mail/static/src/components/discuss_sidebar_category_item/discuss_sidebar_category_item.xml b/addons/mail/static/src/components/discuss_sidebar_category_item/discuss_sidebar_category_item.xml
index dc34baeeabe..3a42942876b 100644
--- a/addons/mail/static/src/components/discuss_sidebar_category_item/discuss_sidebar_category_item.xml
+++ b/addons/mail/static/src/components/discuss_sidebar_category_item/discuss_sidebar_category_item.xml
@@ -14,8 +14,8 @@
                 <div class="o_DiscussSidebarCategoryItem_item o_DiscussSidebarCategoryItem_avatar ms-4">
                     <div class="o_DiscussSidebarCategoryItem_imageContainer position-relative d-flex">
                         <img class="o_DiscussSidebarCategoryItem_image w-100 h-100 rounded-circle" t-att-src="categoryItem.avatarUrl" alt="Thread Image"/>
-                        <t t-if="categoryItem.hasThreadIcon">
-                            <ThreadIcon className="'o_DiscussSidebarCategoryItem_threadIcon position-absolute bottom-0 end-0 d-flex align-items-center justify-content-center rounded-circle bg-100'" thread="categoryItem.thread"/>
+                        <t t-if="categoryItem.threadIconView">
+                            <ThreadIcon className="'o_DiscussSidebarCategoryItem_threadIcon position-absolute bottom-0 end-0 d-flex align-items-center justify-content-center rounded-circle bg-100'" record="categoryItem.threadIconView"/>
                         </t>
                     </div>
                 </div>
diff --git a/addons/mail/static/src/components/discuss_sidebar_mailbox/discuss_sidebar_mailbox.xml b/addons/mail/static/src/components/discuss_sidebar_mailbox/discuss_sidebar_mailbox.xml
index 7e060b1f1b6..d6a4c02c44d 100644
--- a/addons/mail/static/src/components/discuss_sidebar_mailbox/discuss_sidebar_mailbox.xml
+++ b/addons/mail/static/src/components/discuss_sidebar_mailbox/discuss_sidebar_mailbox.xml
@@ -9,7 +9,7 @@
             }" t-attf-class="{{ className }}" t-on-click="discussSidebarMailboxView.mailbox.thread.onClick" t-att-data-mailbox-local-id="discussSidebarMailboxView.mailbox.localId" t-att-data-mailbox-name="discussSidebarMailboxView.mailbox.name"
             t-ref="root"
         >
-            <ThreadIcon className="'o_DiscussSidebarMailbox_item ms-4 me-2'" thread="discussSidebarMailboxView.mailbox.thread"/>
+            <ThreadIcon className="'o_DiscussSidebarMailbox_item ms-4 me-2'" record="discussSidebarMailboxView.threadIconView"/>
             <div class="o_DiscussSidebarMailbox_item o_DiscussSidebarMailbox_name me-2 text-truncate">
                 <t t-esc="discussSidebarMailboxView.mailbox.name"/>
             </div>
diff --git a/addons/mail/static/src/components/thread_icon/thread_icon.js b/addons/mail/static/src/components/thread_icon/thread_icon.js
index 6fb1c5801ea..98b01a786a8 100644
--- a/addons/mail/static/src/components/thread_icon/thread_icon.js
+++ b/addons/mail/static/src/components/thread_icon/thread_icon.js
@@ -7,16 +7,16 @@ const { Component } = owl;
 export class ThreadIcon extends Component {
 
     /**
-     * @returns {Thread}
+     * @returns {ThreadIconView}
      */
-    get thread() {
-        return this.props.thread;
+    get threadIconView() {
+        return this.props.record;
     }
 
 }
 
 Object.assign(ThreadIcon, {
-    props: { thread: Object },
+    props: { record: Object },
     template: 'mail.ThreadIcon',
 });
 
diff --git a/addons/mail/static/src/components/thread_icon/thread_icon.xml b/addons/mail/static/src/components/thread_icon/thread_icon.xml
index b67fc0296cb..9783ed4d597 100644
--- a/addons/mail/static/src/components/thread_icon/thread_icon.xml
+++ b/addons/mail/static/src/components/thread_icon/thread_icon.xml
@@ -2,51 +2,51 @@
 <templates xml:space="preserve">
 
     <t t-name="mail.ThreadIcon" owl="1">
-        <t t-if="thread">
+        <t t-if="threadIconView">
             <div class="o_ThreadIcon d-flex justify-content-center flex-shrink-0" t-attf-class="{{ className }}" t-ref="root" name="root">
-                <t t-if="thread.channel and thread.channel.channel_type === 'channel'">
-                    <t t-if="thread.authorizedGroupFullName">
-                        <div class="o_ThreadIcon_groupRestrictedChannel fa fa-fw fa-hashtag" t-att-title="thread.accessRestrictedToGroupText"/>
+                <t t-if="threadIconView.thread.channel and threadIconView.thread.channel.channel_type === 'channel'">
+                    <t t-if="threadIconView.thread.authorizedGroupFullName">
+                        <div class="o_ThreadIcon_groupRestrictedChannel fa fa-fw fa-hashtag" t-att-title="threadIconView.thread.accessRestrictedToGroupText"/>
                     </t>
-                    <t t-if="!thread.authorizedGroupFullName">
+                    <t t-if="!threadIconView.thread.authorizedGroupFullName">
                         <div class="o_ThreadIcon_publicChannel fa fa-fw fa-globe" title="Public Channel"/>
                     </t>
                 </t>
-                <t t-elif="thread.channel and thread.channel.channel_type === 'chat' and thread.channel.correspondent">
-                    <t t-if="thread.orderedOtherTypingMembers.length > 0">
+                <t t-elif="threadIconView.thread.channel and threadIconView.thread.channel.channel_type === 'chat' and threadIconView.thread.channel.correspondent">
+                    <t t-if="threadIconView.thread.orderedOtherTypingMembers.length > 0">
                         <ThreadTypingIcon
                             className="'o_ThreadIcon_typing flex-grow-1'"
                             animation="'pulse'"
-                            title="thread.typingStatusText"
+                            title="threadIconView.thread.typingStatusText"
                         />
                     </t>
-                    <t t-elif="thread.channel.correspondent.im_status === 'online'">
+                    <t t-elif="threadIconView.thread.channel.correspondent.im_status === 'online'">
                         <div class="o_ThreadIcon_online fa fa-fw fa-circle" title="Online"/>
                     </t>
-                    <t t-elif="thread.channel.correspondent.im_status === 'offline'">
+                    <t t-elif="threadIconView.thread.channel.correspondent.im_status === 'offline'">
                         <div class="o_ThreadIcon_offline fa fa-fw fa-circle-o" title="Offline"/>
                     </t>
-                    <t t-elif="thread.channel.correspondent.im_status === 'away'">
+                    <t t-elif="threadIconView.thread.channel.correspondent.im_status === 'away'">
                         <div class="o_ThreadIcon_away fa fa-fw fa-circle text-warning" title="Away"/>
                     </t>
-                    <t t-elif="thread.channel.correspondent === messaging.partnerRoot">
+                    <t t-elif="threadIconView.thread.channel.correspondent === messaging.partnerRoot">
                         <div class="o_ThreadIcon_online fa fa-fw fa-heart" title="Bot"/>
                     </t>
                     <t t-else="" name="noImStatusCondition">
                         <div class="o_ThreadIcon_noImStatus fa fa-fw fa-question-circle" title="No IM status available"/>
                     </t>
                 </t>
-                <t t-elif="thread.channel and thread.channel.channel_type === 'group'">
+                <t t-elif="threadIconView.thread.channel and threadIconView.thread.channel.channel_type === 'group'">
                     <div class="o_ThreadIcon fa fa-fw fa-users" title="Grouped Chat"/>
                 </t>
-                <t t-elif="thread.mailbox">
-                    <t t-if="thread.mailbox === messaging.inbox">
+                <t t-elif="threadIconView.thread.mailbox">
+                    <t t-if="threadIconView.thread.mailbox === messaging.inbox">
                         <div class="o_ThreadIcon_mailboxInbox fa fa-fw fa-inbox"/>
                     </t>
-                    <t t-elif="thread.mailbox === messaging.starred">
+                    <t t-elif="threadIconView.thread.mailbox === messaging.starred">
                         <div class="o_ThreadIcon_mailboxStarred fa fa-fw fa-star-o"/>
                     </t>
-                    <t t-elif="thread.mailbox === messaging.history">
+                    <t t-elif="threadIconView.thread.mailbox === messaging.history">
                         <div class="o_ThreadIcon_mailboxHistory fa fa-fw fa-history"/>
                     </t>
                 </t>
diff --git a/addons/mail/static/src/components/thread_view_topbar/thread_view_topbar.xml b/addons/mail/static/src/components/thread_view_topbar/thread_view_topbar.xml
index b0cec2c32e3..bd9cb2577c3 100644
--- a/addons/mail/static/src/components/thread_view_topbar/thread_view_topbar.xml
+++ b/addons/mail/static/src/components/thread_view_topbar/thread_view_topbar.xml
@@ -4,8 +4,8 @@
     <t t-name="mail.ThreadViewTopbar" owl="1">
         <t t-if="threadViewTopbar">
             <div class="o_ThreadViewTopbar d-flex flex-shrink-0 w-100 px-3 bg-100" t-attf-class="{{ className }}" t-ref="root">
-                <t t-if="threadViewTopbar.thread">
-                    <ThreadIcon className="'o_ThreadViewTopbar_threadIcon me-2 align-self-center'" thread="threadViewTopbar.thread"/>
+                <t t-if="threadViewTopbar.threadIconView">
+                    <ThreadIcon className="'o_ThreadViewTopbar_threadIcon me-2 align-self-center'" record="threadViewTopbar.threadIconView"/>
                 </t>
                 <div class="o_ThreadViewTopbar_title d-flex flex-grow-1 align-self-center align-items-center">
                     <t t-if="threadViewTopbar.thread">
diff --git a/addons/mail/static/src/models/chat_window_header_view.js b/addons/mail/static/src/models/chat_window_header_view.js
index fd7081caff3..d88702e3e3a 100644
--- a/addons/mail/static/src/models/chat_window_header_view.js
+++ b/addons/mail/static/src/models/chat_window_header_view.js
@@ -2,6 +2,7 @@
 
 import { registerModel } from '@mail/model/model_core';
 import { one } from '@mail/model/model_field';
+import { clear } from '@mail/model/model_field_command';
 import { isEventHandled } from '@mail/utils/utils';
 
 registerModel({
@@ -33,5 +34,14 @@ registerModel({
             identifying: true,
             inverse: 'chatWindowHeaderView',
         }),
+        threadIconView: one('ThreadIconView', {
+            compute() {
+                if (this.chatWindowOwner.thread && this.chatWindowOwner.thread.channel) {
+                    return {};
+                }
+                return clear();
+            },
+            inverse: 'chatWindowHeaderViewOwner',
+        })
     },
 });
diff --git a/addons/mail/static/src/models/discuss_sidebar_category_item.js b/addons/mail/static/src/models/discuss_sidebar_category_item.js
index 871bfe353bc..fa6e722168f 100644
--- a/addons/mail/static/src/models/discuss_sidebar_category_item.js
+++ b/addons/mail/static/src/models/discuss_sidebar_category_item.js
@@ -188,24 +188,6 @@ registerModel({
                 return this.channel.channel_type === 'channel';
             },
         }),
-        /**
-         * Boolean determines whether ThreadIcon will be displayed in UI.
-         */
-        hasThreadIcon: attr({
-            compute() {
-                if (!this.thread) {
-                    return clear();
-                }
-                switch (this.channel.channel_type) {
-                    case 'channel':
-                        return !Boolean(this.thread.authorizedGroupFullName);
-                    case 'chat':
-                        return true;
-                    case 'group':
-                        return false;
-                }
-            },
-        }),
         /**
          * Boolean determines whether the item has a "unpin" command.
          */
@@ -236,5 +218,21 @@ registerModel({
         thread: one('Thread', {
             related: 'channel.thread'
         }),
+        threadIconView: one('ThreadIconView', {
+            compute() {
+                if (!this.thread) {
+                    return clear();
+                }
+                switch (this.channel.channel_type) {
+                    case 'channel':
+                        return this.thread.authorizedGroupFullName ? clear() : {};
+                    case 'chat':
+                        return {};
+                    case 'group':
+                        return clear();
+                }
+            },
+            inverse: 'discussSidebarCategoryItemOwner',
+        }),
     },
 });
diff --git a/addons/mail/static/src/models/discuss_sidebar_mailbox_view.js b/addons/mail/static/src/models/discuss_sidebar_mailbox_view.js
index 9bddef1b226..df01a38c543 100644
--- a/addons/mail/static/src/models/discuss_sidebar_mailbox_view.js
+++ b/addons/mail/static/src/models/discuss_sidebar_mailbox_view.js
@@ -35,5 +35,9 @@ registerModel({
             },
             required: true,
         }),
+        threadIconView: one('ThreadIconView', {
+            default: {},
+            inverse: 'discussSidebarMailboxViewOwner',
+        }),
     },
 });
diff --git a/addons/mail/static/src/models/messaging_notification_handler.js b/addons/mail/static/src/models/messaging_notification_handler.js
index b1ee7197e36..28eed0a1ca1 100644
--- a/addons/mail/static/src/models/messaging_notification_handler.js
+++ b/addons/mail/static/src/models/messaging_notification_handler.js
@@ -7,7 +7,6 @@ import { htmlToTextContentInline } from '@mail/js/utils';
 import { escape, sprintf } from '@web/core/utils/strings';
 import { str_to_datetime } from 'web.time';
 import { Markup } from 'web.utils';
-import { renderToString } from "@web/core/utils/render";
 
 const PREVIEW_MSG_MAX_SIZE = 350; // optimal for native English speakers
 
@@ -651,19 +650,12 @@ registerModel({
                 notificationTitle = this.env._t("New message");
             } else {
                 if (channel.channel_type === 'channel') {
-                    // hack: notification template does not support OWL components,
-                    // so we simply use their template to make HTML as if it comes
-                    // from component
-                    const channelIcon = renderToString('mail.ThreadIcon', {
-                        env: this.env,
-                        thread: channel.thread,
-                    });
-                    const channelName = channel.thread.displayName;
-                    const channelNameWithIcon = channelIcon + channelName;
                     notificationTitle = sprintf(
-                        this.env._t("%s from %s"),
-                        author.nameOrDisplayName,
-                        channelNameWithIcon
+                        this.env._t("%(author name)s from %(channel name)s"),
+                        {
+                            'author name': author.nameOrDisplayName,
+                            'channel name': channel.displayName,
+                        }
                     );
                 } else {
                     notificationTitle = author.nameOrDisplayName;
diff --git a/addons/mail/static/src/models/thread_icon_view.js b/addons/mail/static/src/models/thread_icon_view.js
new file mode 100644
index 00000000000..845abf71ebe
--- /dev/null
+++ b/addons/mail/static/src/models/thread_icon_view.js
@@ -0,0 +1,44 @@
+/** @odoo-module **/
+
+import { registerModel } from '@mail/model/model_core';
+import { one } from '@mail/model/model_field';
+
+registerModel({
+    name: 'ThreadIconView',
+    identifyingMode: 'xor',
+    fields: {
+        chatWindowHeaderViewOwner: one('ChatWindowHeaderView', {
+            identifying: true,
+            inverse: 'threadIconView',
+        }),
+        discussSidebarCategoryItemOwner: one('DiscussSidebarCategoryItem', {
+            identifying: true,
+            inverse: 'threadIconView',
+        }),
+        discussSidebarMailboxViewOwner: one('DiscussSidebarMailboxView', {
+            identifying: true,
+            inverse: 'threadIconView',
+        }),
+        thread: one('Thread', {
+            compute() {
+                if (this.chatWindowHeaderViewOwner) {
+                    return this.chatWindowHeaderViewOwner.chatWindowOwner.thread;
+                }
+                if (this.discussSidebarCategoryItemOwner) {
+                    return this.discussSidebarCategoryItemOwner.thread;
+                }
+                if (this.discussSidebarMailboxViewOwner) {
+                    return this.discussSidebarMailboxViewOwner.mailbox.thread;
+                }
+                if (this.threadViewTopbarOwner) {
+                    return this.threadViewTopbarOwner.thread
+                }
+            },
+            required: true,
+        }),
+        threadViewTopbarOwner: one('ThreadViewTopbar', {
+            identifying: true,
+            inverse: 'threadIconView',
+        }),
+    },
+});
diff --git a/addons/mail/static/src/models/thread_view_topbar.js b/addons/mail/static/src/models/thread_view_topbar.js
index 924b7490ff2..89166dd61d4 100644
--- a/addons/mail/static/src/models/thread_view_topbar.js
+++ b/addons/mail/static/src/models/thread_view_topbar.js
@@ -688,6 +688,15 @@ registerModel({
          * Useful to focus it, or to know when a click is done outside of it.
          */
         threadDescriptionInputRef: attr(),
+        threadIconView: one('ThreadIconView', {
+            compute() {
+                if (this.thread) {
+                    return {};
+                }
+                return clear();
+            },
+            inverse: 'threadViewTopbarOwner',
+        }),
         /**
          * States the thread view managing this top bar.
          */