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How to Fix Windows Security Proxy Error - Troubleshoot PowerShell Blank Screen on Windows 10-Windows Terminal Connection Refused Troubleshooting

Updated 2026-06-13 17:22:25developer-tools
How to Fix Windows Security Proxy Error - Troubleshoot PowerShell Blank Screen on Windows 10-Windows Terminal Connection Refused 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.