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Fix 'PowerShell Not Recognized as Internal or External Command' - How to Set Up Windows Defender Properly-UFW Allow Rule Not Working: Port Still Closed

Updated 2026-06-14 09:48:16browser-issues
Fix 'PowerShell Not Recognized as Internal or External Command' - How to Set Up Windows Defender Properly-UFW Allow Rule Not Working: Port Still Closed
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.