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Fix Windows Defender Not Starting Automatically via Registry - Fix Microsoft Store 502 Bad Gateway Due to Network Settings-Windows Store 0x80073cf9: How to Fix

2026-06-13 15:15:56browser-issues
Fix Windows Defender Not Starting Automatically via Registry - Fix Microsoft Store 502 Bad Gateway Due to Network Settings-Windows Store 0x80073cf9: How to Fix

Final checklist

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