
OneDrive Sync Auto-Start Troubleshooting Checklist
If OneDrive doesn't start or sync automatically when you log in to Windows, it's usually due to a...

If OneDrive doesn't start or sync automatically when you log in to Windows, it's usually due to a...

You open Windows Security and see a 404 Not Found error, or the app won't load at all. Often this...

If you see 'OneDrive sync module not found' when trying to start OneDrive, the app cannot find it...

If you see a 'permission denied' error in Chrome on your Mac — for example, when trying to upload...

You open Windows Terminal and see an error: “Version mismatch” or “Error code: 0x800...

You cleared Chrome's cache to fix a slow or broken website, but now Chrome itself is stuck loadin...