Update Your Availability Status
Click your profile picture in the top right.
Select Manage Account.
Use the Status dropdown to choose either Busy or Out of Office.
If you select Out of Office, enter the start and end dates.
When set to Out of Office:
Your status will display in 1:1 chats.
A brief message will appear in any group chats you’re a member of, letting others know you’re away.
Your status updates immediately and is visible to others.