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Fix Windows Defender Login Loop: Step-by-Step Guide - Troubleshoot Windows 10 Activation Certificate Problems-How to Fix OneDrive Sync Timeout

Updated 2026-06-13 19:49:45developer-tools
Fix Windows Defender Login Loop: Step-by-Step Guide - Troubleshoot Windows 10 Activation Certificate Problems-How to Fix OneDrive Sync Timeout
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.