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Home / browser-issues / Fix Microsoft Store High Memory Usage & Error 0x80073cf0 - Microsoft Defender Missing from Settings Post-Update-How to Resolve Windows Defender 502 Bad Gateway Setup Issue

Fix Microsoft Store High Memory Usage & Error 0x80073cf0 - Microsoft Defender Missing from Settings Post-Update-How to Resolve Windows Defender 502 Bad Gateway Setup Issue

2026-06-13 16:14:39browser-issues
Fix Microsoft Store High Memory Usage & Error 0x80073cf0 - Microsoft Defender Missing from Settings Post-Update-How to Resolve Windows Defender 502 Bad Gateway Setup Issue

Final checklist

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