Teams Diagnostic code 500/16825


Teams Diagnostic Code 500/16825 error message when trying to contact external user from Teams. I need help please. diagnostic (2).png

1 Reply

Hello @ayenco  I found a couple of unverified articles you might want to read; let us know if they work for you.


How to fix Microsoft Teams error code 500 on Windows 11/10 (


FIX: Microsoft Teams Error Code 500 (Full Guide) (