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How to Handle '404 Not Found' Errors in PowerShell - Resolve PowerShell Certificate Authentication Failure-Fix Windows Defender Real-Time Protection Permission Denied

Updated 2026-06-14 01:42:59office-tools
How to Handle '404 Not Found' Errors in PowerShell - Resolve PowerShell Certificate Authentication Failure-Fix Windows Defender Real-Time Protection Permission Denied
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.