
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, click on Virus & threat protection, and get a blank page or a 404 erro...

If Windows Security (formerly Windows Defender) doesn't start automatically after you log in, you...

You open the Microsoft Store, and your CPU fan spins up. Task Manager shows Store using 30-50% CP...

You open Outlook and see an error about a version mismatch, or Outlook won't start because of a r...

If Chrome on Windows fails to download your profile—or any file—it usually means something is blo...