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Fix 'Windows Defender Command Not Found Access Denied' - Outlook Error 0x8004010f: Causes and Solutions-How to Break Windows Terminal Login Loop

Updated 2026-06-14 03:51:52developer-tools
Fix 'Windows Defender Command Not Found Access Denied' - Outlook Error 0x8004010f: Causes and Solutions-How to Break Windows Terminal Login Loop
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.