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Fix Windows Defender Sync Issues with Microsoft 365 - Windows Security Blank Screen in Safe Mode Fix-OneDrive Update Causing High CPU Usage

Updated 2026-06-14 03:45:25developer-tools
Fix Windows Defender Sync Issues with Microsoft 365 - Windows Security Blank Screen in Safe Mode Fix-OneDrive Update Causing High CPU Usage
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.