Whenever someone reacts to a message, invites you to a meeting or event, or @ mentions you in Microsoft Teams Free, you will receive a notification. You can check your notifications in your Activity feed.
Select the Activity
tab on mobile or Activity in your accounts and other orgs
on desktop to view your notifications. Select any item in the activity feed to jump to that message in chat or community.
Contact us
For more help, contact support or ask a question in the Microsoft Teams Community.