
Fix Microsoft Teams Modern Authentication Failure
When Microsoft Teams shows 'We couldn't sign you in' or 'unable to authenticate with modern authe...
Software troubleshooting desk

When Microsoft Teams shows 'We couldn't sign you in' or 'unable to authenticate with modern authe...

You start Chrome from the command line and get an error that the port is already allocated. This ...

You open Chrome, try to sign in to sync your profile, and the spinner just keeps spinning. Or you...

You're trying to sync a file in OneDrive, but you get an error saying the file is locked. This us...

If you see an "invalid configuration" error in OneDrive, it usually means the sync client has cor...

After a recent Windows update, you might see an error like "Remote Desktop module not found" when...