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Windows Defender Error 504 Setup Guide - Resolve Windows Update Connection Refused Due to Proxy-Fix Restricted PowerShell Scripts in VS Code

2026-06-13 15:37:31office-tools
Windows Defender Error 504 Setup Guide - Resolve Windows Update Connection Refused Due to Proxy-Fix Restricted PowerShell Scripts in VS Code

Final checklist

  • Confirm that the same symptom is gone after a restart or refresh.
  • Keep the smallest working change and undo temporary diagnostic settings.