To exclude the client issue, it firstly recommends you try to login to Teams web client to see if this issue can be reproduced. If there is no issue in Teams web client, then please try to follow these steps to clear your client cache file and restart Teams client:
- Fully quit Microsoft Teams and ensure it’s not still running in the toolbar at the bottom right of Windows.
- Navigate to %appdata%/Microsoft/Teams in a File Window.
- Select everything in the folder.
- Delete everything.
- Open Teams and wait for it to download required files.
If the response is helpful, please click "Accept Answer" and upvote it.
Note: Please follow the steps in our documentation to enable e-mail notifications if you want to receive the related email notification for this thread.