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How to Fix Windows Defender Greyed Out in Settings - Resolving Nginx 403 Error Code 13-UFW Port Range Rule Not Opening? Here's What to Check

2026-06-13 12:10:39browser-issues
How to Fix Windows Defender Greyed Out in Settings - Resolving Nginx 403 Error Code 13-UFW Port Range Rule Not Opening? Here's What to Check

Final checklist

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