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I encountered problems to sign in MS Teams. What can I do?

Please try to clear the cache data and reset MS Teams by the following steps:

1. Sign out MS Teams.

2. Delete the MS Teams cache folder by the following steps:

a. Open File Explorer Navigate.

b. Go to the “View” tab of File Explorer, check the box next to “Hidden Items”


c. Go to C:\Users\<your username on your PC>\AppData\Roaming\Microsoft\Teams

d. Remove all files in the following folders:

-       Application Cache

-       Blob_storage

-       Cache

-       Databases

-       GPUCache

-       IndexedDB

-       LocalStorage

-       tmp

3. Restart your PC.

4. Open and sign in MS Teams. 

If the above steps can’t resolve the issue, please contact ITS Service Desk at by sending the screen capture of the error message for further trouble-shooting.

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