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How to Fix Windows 11 Update Stuck at 0 Percent - Windows Update Service Not Starting After SFC Scan Fix-Windows Defender Real-Time Protection Troubleshooting Checklist

Updated 2026-07-28 12:40:21developer-tools
How to Fix Windows 11 Update Stuck at 0 Percent - Windows Update Service Not Starting After SFC Scan Fix-Windows Defender Real-Time Protection Troubleshooting Checklist
Likely symptom
Likely cause
Safe rollback

Verification route

  • Repeat the original action, not only a simplified test case.
  • Restart the app or reload the service after configuration changes.

More repair notes

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