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Fix Windows Defender Sync Error 504 Gateway Timeout - Windows 11 Remote Desktop Auto Start Not Working-Enable PowerShell Scripts: Execution Policy Guide

2026-06-14 10:47:34browser-issues
Fix Windows Defender Sync Error 504 Gateway Timeout - Windows 11 Remote Desktop Auto Start Not Working-Enable PowerShell Scripts: Execution Policy Guide

Final checklist

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