zhizhu
Home / windows-fixes / Fix Windows Defender Service Not Starting (Error 404) - How to Fix Edge Update Error 0x80072eff-Microsoft Store Access Denied Even as Admin

Fix Windows Defender Service Not Starting (Error 404) - How to Fix Edge Update Error 0x80072eff-Microsoft Store Access Denied Even as Admin

2026-06-13 14:44:53windows-fixes
Fix Windows Defender Service Not Starting (Error 404) - How to Fix Edge Update Error 0x80072eff-Microsoft Store Access Denied Even as Admin

Final checklist

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