diff --git a/addons/mail/models/mail_channel.py b/addons/mail/models/mail_channel.py
index e54ac1a64e2..ee213449d66 100644
--- a/addons/mail/models/mail_channel.py
+++ b/addons/mail/models/mail_channel.py
@@ -819,6 +819,7 @@ class Channel(models.Model):
                 'public': channel.public,
                 'group_based_subscription': bool(channel.group_ids),
                 'create_uid': channel.create_uid.id,
+                'authorizedGroupFullName': channel.group_public_id.full_name,
             }
             # add last message preview (only used in mobile)
             info['last_message_id'] = channel_last_message_ids.get(channel.id, False)
diff --git a/addons/mail/static/src/components/channel_invitation_form/channel_invitation_form.xml b/addons/mail/static/src/components/channel_invitation_form/channel_invitation_form.xml
index 8613b5f629e..c4f6c4c2860 100644
--- a/addons/mail/static/src/components/channel_invitation_form/channel_invitation_form.xml
+++ b/addons/mail/static/src/components/channel_invitation_form/channel_invitation_form.xml
@@ -40,7 +40,7 @@
                 </t>
                 <t t-if="channelInvitationForm.thread and channelInvitationForm.thread.invitationLink">
                     <h4 class="mx-3 mt-3 mb-2">Invitation Link</h4>
-                    <div class="mx-3 my-2">
+                    <div class="mx-3 mt-2 mb-3">
                         <div class="input-group">
                             <input class="form-control" type="text" t-att-value="channelInvitationForm.thread.invitationLink" readonly="" t-on-focus="channelInvitationForm.onFocusInvitationLinkInput" />
                             <div class="input-group-append">
@@ -49,6 +49,9 @@
                                 </button>
                             </div>
                         </div>
+                        <t t-if="channelInvitationForm.accessRestrictedToGroupText">
+                            <div class="o_ChannelInvitationForm_accessRestrictedToGroup mt-2" t-esc="channelInvitationForm.accessRestrictedToGroupText"/>
+                        </t>
                     </div>
                 </t>
             </div>
diff --git a/addons/mail/static/src/models/channel_invitation_form.js b/addons/mail/static/src/models/channel_invitation_form.js
index bcd8474c800..3f7f603fd32 100644
--- a/addons/mail/static/src/models/channel_invitation_form.js
+++ b/addons/mail/static/src/models/channel_invitation_form.js
@@ -5,6 +5,8 @@ import { attr, many, one } from '@mail/model/model_field';
 import { clear, insertAndReplace, link, replace, unlink } from '@mail/model/model_field_command';
 import { cleanSearchTerm } from '@mail/utils/utils';
 
+import { sprintf } from '@web/core/utils/strings';
+
 registerModel({
     name: 'ChannelInvitationForm',
     identifyingFields: [['chatWindow', 'popoverViewOwner']],
@@ -156,6 +158,25 @@ registerModel({
                 }
             }
         },
+        /**
+         * @private
+         * @returns {string|FieldCommand}
+         */
+        _computeAccessRestrictedToGroupText() {
+            if (!this.thread) {
+                return clear();
+            }
+            if (
+                !this.thread.authorizedGroupFullName ||
+                this.thread.public !== 'groups'
+            ) {
+                return clear();
+            }
+            return sprintf(
+                this.env._t('Access restricted to group "%(groupFullName)s"'),
+                { 'groupFullName': this.thread.authorizedGroupFullName }
+            );
+        },
         /**
          * @private
          * @returns {string}
@@ -211,6 +232,9 @@ registerModel({
         },
     },
     fields: {
+        accessRestrictedToGroupText: attr({
+            compute: '_computeAccessRestrictedToGroupText',
+        }),
         chatWindow: one('ChatWindow', {
             inverse: 'channelInvitationForm',
             readonly: true,
diff --git a/addons/mail/static/src/models/thread.js b/addons/mail/static/src/models/thread.js
index 22f009db7d9..8b0c6c483af 100644
--- a/addons/mail/static/src/models/thread.js
+++ b/addons/mail/static/src/models/thread.js
@@ -41,6 +41,9 @@ registerModel({
          */
         convertData(data) {
             const data2 = {};
+            if ('authorizedGroupFullName' in data) {
+                data2.authorizedGroupFullName = data.authorizedGroupFullName;
+            }
             if ('avatarCacheKey' in data) {
                 data2.avatarCacheKey = data.avatarCacheKey;
             }
@@ -1814,6 +1817,7 @@ registerModel({
         attachments: many('Attachment', {
             inverse: 'threads',
         }),
+        authorizedGroupFullName: attr(),
         /**
          * Cache key to force a reload of the avatar when avatar is changed.
          * It only makes sense for channels.
diff --git a/addons/mail/static/tests/helpers/mock_server.js b/addons/mail/static/tests/helpers/mock_server.js
index 2ee7f80e99d..ab9cd3da64c 100644
--- a/addons/mail/static/tests/helpers/mock_server.js
+++ b/addons/mail/static/tests/helpers/mock_server.js
@@ -789,7 +789,7 @@ MockServer.include({
                 channel_last_seen_partner_ids: [[2, channelMember.id]],
             },
         );
-        this.pyEnv['bus.bus']._sendone(this.currentPartner, 'mail.channel/leave', { 
+        this.pyEnv['bus.bus']._sendone(this.currentPartner, 'mail.channel/leave', {
             'id': channel.id,
         });
         /**
@@ -1004,6 +1004,9 @@ MockServer.include({
                 ['model', '=', 'mail.channel'],
                 ['res_id', '=', channel.id],
             ]);
+            const [group_public_id] = this.getRecords('res.groups', [
+                ['id', '=', channel.group_public_id],
+            ]);
             const lastMessageId = messages.reduce((lastMessageId, message) => {
                 if (!lastMessageId || message.id > lastMessageId) {
                     return message.id;
@@ -1019,6 +1022,7 @@ MockServer.include({
                 last_message_id: lastMessageId,
                 members: [...this._mockResPartnerMailPartnerFormat(partnerIds).values()],
                 message_needaction_counter: messageNeedactionCounter,
+                authorizedGroupFullName: group_public_id ? group_public_id.name : false,
             });
             if (channel.channel_type === 'channel') {
                 delete res.members;
@@ -1065,8 +1069,8 @@ MockServer.include({
             );
         }
         if (!pinned) {
-            this.pyEnv['bus.bus']._sendone(this.currentPartner, 'mail.channel/unpin', { 
-                'id': channel.id, 
+            this.pyEnv['bus.bus']._sendone(this.currentPartner, 'mail.channel/unpin', {
+                'id': channel.id,
             });
         } else {
             this.pyEnv['bus.bus']._sendone(this.currentPartner, 'mail.channel/legacy_insert', this._mockMailChannelChannelInfo([channel.id])[0]);
@@ -1260,9 +1264,9 @@ MockServer.include({
             },
         );
         const channel = this.pyEnv['mail.channel'].searchRead([['id', '=', id]])[0];
-        this.pyEnv['bus.bus']._sendone(channel, 'mail.channel/insert', { 
-            'id': id, 
-            'avatarCacheKey': channel.avatarCacheKey 
+        this.pyEnv['bus.bus']._sendone(channel, 'mail.channel/insert', {
+            'id': id,
+            'avatarCacheKey': channel.avatarCacheKey
         });
     },
     /**
diff --git a/addons/mail/static/tests/helpers/model_definitions_setup.js b/addons/mail/static/tests/helpers/model_definitions_setup.js
index 5bf9435175e..3352ee335e4 100644
--- a/addons/mail/static/tests/helpers/model_definitions_setup.js
+++ b/addons/mail/static/tests/helpers/model_definitions_setup.js
@@ -16,7 +16,7 @@ addModelNamesToFetch([
     'ir.attachment', 'ir.model', 'ir.model.fields', 'mail.activity', 'mail.activity.type',
     'mail.channel', 'mail.channel.partner', 'mail.followers', 'mail.message', 'mail.message.subtype',
     'mail.notification', 'mail.shortcode', 'mail.template', 'mail.tracking.value',
-    'res.company', 'res.country', 'res.partner', 'res.users', 'res.users.settings',
+    'res.company', 'res.country', 'res.partner', 'res.users', 'res.users.settings', 'res.groups'
 ]);
 
 addFakeModel('res.fake', {
diff --git a/addons/mail/static/tests/qunit_suite_tests/components/channel_invitation_form_tests.js b/addons/mail/static/tests/qunit_suite_tests/components/channel_invitation_form_tests.js
index d8f8a0ac9a0..12d006ab37d 100644
--- a/addons/mail/static/tests/qunit_suite_tests/components/channel_invitation_form_tests.js
+++ b/addons/mail/static/tests/qunit_suite_tests/components/channel_invitation_form_tests.js
@@ -123,5 +123,42 @@ QUnit.test('should be able to create a new group chat from an existing chat', as
     );
 });
 
+QUnit.test('Invitation form should display channel group restriction', async function (assert) {
+    assert.expect(1);
+
+    const pyEnv = await startServer();
+    const resPartnerId1 = pyEnv['res.partner'].create({
+        email: "testpartner@odoo.com",
+        name: "TestPartner",
+    });
+    pyEnv['res.users'].create({ partner_id: resPartnerId1 });
+    const resGroupId1 = pyEnv['res.groups'].create({
+        name: "testGroup",
+    });
+    const mailChannelId1 = pyEnv['mail.channel'].create({
+        channel_last_seen_partner_ids: [
+            [0, 0, { partner_id: pyEnv.currentPartnerId }],
+        ],
+        channel_type: 'channel',
+        public: 'groups',
+        group_public_id: resGroupId1,
+    });
+    const { click, openDiscuss } = await start({
+        discuss: {
+            context: {
+                active_id: mailChannelId1,
+            },
+        },
+    });
+    await openDiscuss();
+
+    await click(`.o_ThreadViewTopbar_inviteButton`);
+    assert.containsOnce(
+        document.body,
+        '.o_ChannelInvitationForm_accessRestrictedToGroup',
+        "should display the channel restriction warning"
+    );
+});
+
 });
 });
diff --git a/addons/test_discuss_full/tests/test_performance.py b/addons/test_discuss_full/tests/test_performance.py
index 10cf9eb89f1..dd371a81aaa 100644
--- a/addons/test_discuss_full/tests/test_performance.py
+++ b/addons/test_discuss_full/tests/test_performance.py
@@ -6,17 +6,18 @@ from dateutil.relativedelta import relativedelta
 
 from odoo import Command
 from odoo.tests.common import users, tagged, TransactionCase, warmup
-from odoo.tools.misc import DEFAULT_SERVER_DATE_FORMAT, DEFAULT_SERVER_DATETIME_FORMAT
+from odoo.tools.misc import DEFAULT_SERVER_DATETIME_FORMAT
 
 
 @tagged('post_install', '-at_install')
 class TestDiscussFullPerformance(TransactionCase):
     def setUp(self):
         super().setUp()
+        self.group_user = self.env.ref('base.group_user')
         self.users = self.env['res.users'].create([
             {
                 'email': 'e.e@example.com',
-                'groups_id': [Command.link(self.env.ref('base.group_user').id)],
+                'groups_id': [Command.link(self.group_user.id)],
                 'login': 'emp',
                 'name': 'Ernest Employee',
                 'notification_type': 'inbox',
@@ -100,7 +101,7 @@ class TestDiscussFullPerformance(TransactionCase):
         self.maxDiff = None
         self.users[0].flush()
         self.users[0].invalidate_cache()
-        with self.assertQueryCount(emp=82):
+        with self.assertQueryCount(emp=83):
             init_messaging = self.users[0].with_user(self.users[0])._init_messaging()
 
         self.assertEqual(init_messaging, {
@@ -108,6 +109,7 @@ class TestDiscussFullPerformance(TransactionCase):
             'starred_counter': 1,
             'channels': [
                 {
+                    'authorizedGroupFullName': self.group_user.full_name,
                     'avatarCacheKey': channel_general._get_avatar_cache_key(),
                     'channel_type': 'channel',
                     'create_uid': user_root.id,
@@ -122,7 +124,7 @@ class TestDiscussFullPerformance(TransactionCase):
                     'is_pinned': True,
                     'last_interest_dt': channel_general.channel_last_seen_partner_ids.filtered(lambda p: p.partner_id == self.users[0].partner_id).last_interest_dt.strftime(DEFAULT_SERVER_DATETIME_FORMAT),
                     'last_message_id': next(res['message_id'] for res in channel_general._channel_last_message_ids()),
-                    'memberCount': len(self.env.ref('base.group_user').users | user_root),
+                    'memberCount': len(self.group_user.users | user_root),
                     'message_needaction_counter': 0,
                     'message_unread_counter': 5,
                     'name': 'general',
@@ -133,6 +135,7 @@ class TestDiscussFullPerformance(TransactionCase):
                     'uuid': channel_general.uuid,
                 },
                 {
+                    'authorizedGroupFullName': self.group_user.full_name,
                     'avatarCacheKey': channel_channel_public_1._get_avatar_cache_key(),
                     'channel_type': 'channel',
                     'create_uid': self.env.user.id,
@@ -158,6 +161,7 @@ class TestDiscussFullPerformance(TransactionCase):
                     'uuid': channel_channel_public_1.uuid,
                 },
                 {
+                    'authorizedGroupFullName': self.group_user.full_name,
                     'avatarCacheKey': channel_channel_public_2._get_avatar_cache_key(),
                     'channel_type': 'channel',
                     'create_uid': self.env.user.id,
@@ -183,6 +187,7 @@ class TestDiscussFullPerformance(TransactionCase):
                     'uuid': channel_channel_public_2.uuid,
                 },
                 {
+                    'authorizedGroupFullName': self.group_user.full_name,
                     'avatarCacheKey': channel_channel_group_1._get_avatar_cache_key(),
                     'channel_type': 'channel',
                     'create_uid': self.env.user.id,
@@ -208,6 +213,7 @@ class TestDiscussFullPerformance(TransactionCase):
                     'uuid': channel_channel_group_1.uuid,
                 },
                 {
+                    'authorizedGroupFullName': self.group_user.full_name,
                     'avatarCacheKey': channel_channel_group_2._get_avatar_cache_key(),
                     'channel_type': 'channel',
                     'create_uid': self.env.user.id,
@@ -233,6 +239,7 @@ class TestDiscussFullPerformance(TransactionCase):
                     'uuid': channel_channel_group_2.uuid,
                 },
                 {
+                    'authorizedGroupFullName': self.group_user.full_name,
                     'avatarCacheKey': channel_channel_private_1._get_avatar_cache_key(),
                     'channel_type': 'channel',
                     'create_uid': self.env.user.id,
@@ -258,6 +265,7 @@ class TestDiscussFullPerformance(TransactionCase):
                     'uuid': channel_channel_private_1.uuid,
                 },
                 {
+                    'authorizedGroupFullName': self.group_user.full_name,
                     'avatarCacheKey': channel_channel_private_2._get_avatar_cache_key(),
                     'channel_type': 'channel',
                     'create_uid': self.env.user.id,
@@ -283,6 +291,7 @@ class TestDiscussFullPerformance(TransactionCase):
                     'uuid': channel_channel_private_2.uuid,
                 },
                 {
+                    'authorizedGroupFullName': False,
                     'avatarCacheKey': channel_group_1._get_avatar_cache_key(),
                     'channel_type': 'group',
                     'create_uid': self.env.user.id,
@@ -347,6 +356,7 @@ class TestDiscussFullPerformance(TransactionCase):
                     'uuid': channel_group_1.uuid,
                 },
                 {
+                    'authorizedGroupFullName': False,
                     'avatarCacheKey': channel_chat_1._get_avatar_cache_key(),
                     'channel_type': 'chat',
                     'create_uid': self.env.user.id,
@@ -411,6 +421,7 @@ class TestDiscussFullPerformance(TransactionCase):
                     'uuid': channel_chat_1.uuid,
                 },
                 {
+                    'authorizedGroupFullName': False,
                     'avatarCacheKey': channel_chat_2._get_avatar_cache_key(),
                     'channel_type': 'chat',
                     'create_uid': self.env.user.id,
@@ -475,6 +486,7 @@ class TestDiscussFullPerformance(TransactionCase):
                     'uuid': channel_chat_2.uuid,
                 },
                 {
+                    'authorizedGroupFullName': False,
                     'avatarCacheKey': channel_chat_3._get_avatar_cache_key(),
                     'channel_type': 'chat',
                     'create_uid': self.env.user.id,
@@ -539,6 +551,7 @@ class TestDiscussFullPerformance(TransactionCase):
                     'uuid': channel_chat_3.uuid,
                 },
                 {
+                    'authorizedGroupFullName': False,
                     'avatarCacheKey': channel_chat_4._get_avatar_cache_key(),
                     'channel_type': 'chat',
                     'create_uid': self.env.user.id,
@@ -603,6 +616,7 @@ class TestDiscussFullPerformance(TransactionCase):
                     'uuid': channel_chat_4.uuid,
                 },
                 {
+                    'authorizedGroupFullName': False,
                     'avatarCacheKey': channel_livechat_1._get_avatar_cache_key(),
                     'channel_type': 'livechat',
                     'create_uid': self.env.user.id,
@@ -667,6 +681,7 @@ class TestDiscussFullPerformance(TransactionCase):
                     'uuid': channel_livechat_1.uuid,
                 },
                 {
+                    'authorizedGroupFullName': False,
                     'avatarCacheKey': channel_livechat_2._get_avatar_cache_key(),
                     'channel_type': 'livechat',
                     'create_uid': self.env.ref('base.public_user').id,