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Fix 'Port Already Allocated' Error in PowerShell on Windows 10 - Fix Windows Defender Token Expired Group Policy Error-Fix 'Command Not Found' and 'Permission Denied' Errors in Windows Command Prompt

2026-06-13 18:20:43developer-tools
Fix 'Port Already Allocated' Error in PowerShell on Windows 10 - Fix Windows Defender Token Expired Group Policy Error-Fix 'Command Not Found' and 'Permission Denied' Errors in Windows Command Prompt

Final checklist

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

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