
Fix OneDrive Sync ‘Service Unavailable’ and ‘Permission Denied’ Errors
When OneDrive reports “Service Unavailable” or “Permission Denied” during sync, the problem is us...
Software troubleshooting desk

When OneDrive reports “Service Unavailable” or “Permission Denied” during sync, the problem is us...

You try to open Outlook and see an "Access Denied" message. This usually means Outlook can't read...

If Outlook keeps asking for your password even after you enter it correctly, or you see a login l...

After a Windows or Office update, you might notice that your OneDrive sync settings have reverted...

After a Windows update, you might find that PowerShell won't open at all—no window appears, or it...

If OneDrive shows a sync error with a message about a dependency conflict, it often means a regis...