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Fix PowerShell 504 Gateway Timeout When Calling REST API - Troubleshoot Windows Security Connection Refused Error-Resolve PowerShell Remote Connection Refused

Updated 2026-06-19 21:18:52developer-tools
Fix PowerShell 504 Gateway Timeout When Calling REST API - Troubleshoot Windows Security Connection Refused Error-Resolve PowerShell Remote Connection Refused
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.