
Fix OneDrive 404 Not Found & Permission Denied Errors
If you're seeing a '404 Not Found' or 'Permission Denied' error when accessing or syncing files i...
Software troubleshooting desk

If you're seeing a '404 Not Found' or 'Permission Denied' error when accessing or syncing files i...

If you're seeing a "504 Gateway Timeout" error in Outlook—especially when connecting to Exchange ...

You open Windows Security and see a rate limit error — notifications stop, scans won't start, or ...

When you try to download or update an app from the Microsoft Store, the download may hang and eve...

If you recently changed networks (e.g., moved from home to office, switched ISPs, or changed rout...

If you see a red X icon on your OneDrive folder or files, it usually means the sync has stopped, ...