- Make sure that your notifications are enabled in Teams by going to Settings > Notifications.
- Check the Activity Feed in Teams to verify that new notifications are there.
- If notifications settings are not appearing, try signing out and signing back in to Teams.
- Check your Desktop Settings to make sure that notifications from Teams are enabled.
- If the issue is persisting, try restarting the app and computer.
If none of the above steps help resolve the issue, you can contact the technical support.