
OneDrive Sync Proxy Error: Troubleshooting Checklist
If you see 'Proxy error' or 'Cannot sync' in OneDrive while connected through a corporate or home...

If you see 'Proxy error' or 'Cannot sync' in OneDrive while connected through a corporate or home...

You run Disk Cleanup, select Windows Update Cleanup, and it sits at “Working on it” for hours. Or...

If Outlook stops syncing email, calendar, or contacts after an update or add-in installation, a d...

If you notice Windows Security (formerly Windows Defender) using excessive memory—sometimes hundr...

If you see "permission denied" when OneDrive tries to sync files on Windows 10, the sync process ...

If you're running macOS Big Sur and using Windows Search via file sharing or virtual machines, yo...