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Fix PowerShell 404 Error When Using Invoke-WebRequest - Fix 'Port Already Allocated' Error in Windows Defender-Chrome Offline Installer Sync Troubleshooting

Updated 2026-06-15 06:18:55cloud-software
Fix PowerShell 404 Error When Using Invoke-WebRequest - Fix 'Port Already Allocated' Error in Windows Defender-Chrome Offline Installer Sync Troubleshooting
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.