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Windows Defender Access Denied Troubleshooting Checklist - Fix Windows Defender Locking Installer Files-Troubleshooting WinSCP Permission Denied (Publickey)

Updated 2026-06-13 14:36:05office-tools
Windows Defender Access Denied Troubleshooting Checklist - Fix Windows Defender Locking Installer Files-Troubleshooting WinSCP Permission Denied (Publickey)
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.