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How to Fix 'Port Already Allocated' for Windows Update Service - Fixing Windows Defender Errors After Antivirus Installation-Fix SSH Host Key Verification Failed & Permission Denied

Updated 2026-06-13 13:11:40
How to Fix 'Port Already Allocated' for Windows Update Service - Fixing Windows Defender Errors After Antivirus Installation-Fix SSH Host Key Verification Failed & 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.