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How to Fix Windows Defender Not Starting Automatically - How to Restore Windows Activation Service to Automatic-Fix Windows Update High Memory Usage Error 0x800f0922

2026-06-13 15:12:18developer-tools
How to Fix Windows Defender Not Starting Automatically - How to Restore Windows Activation Service to Automatic-Fix Windows Update High Memory Usage Error 0x800f0922

Final checklist

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