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How to Enable UFW for a Specific IP Address - Fix 502 Bad Gateway in Windows Defender Sync-How to Resolve Windows Activation Server Unavailable Error

2026-06-13 15:32:43browser-issues
How to Enable UFW for a Specific IP Address - Fix 502 Bad Gateway in Windows Defender Sync-How to Resolve Windows Activation Server Unavailable Error

Final checklist

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