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Fix Windows Update Login Loop After Permission Denied Error - Resolve Token Expired in Windows Defender Service-Stop Windows Security from Maxing Out CPU During Scans

Updated 2026-06-13 14:31:57windows-fixes
Fix Windows Update Login Loop After Permission Denied Error - Resolve Token Expired in Windows Defender Service-Stop Windows Security from Maxing Out CPU During Scans
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.