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Fix 'Windows Defender Not Recognized' Error in Command Prompt - Fix Windows Security Real-Time Protection Stuck-Using SFC and DISM to Repair Windows System Files

2026-06-13 14:28:24cloud-software
Fix 'Windows Defender Not Recognized' Error in Command Prompt - Fix Windows Security Real-Time Protection Stuck-Using SFC and DISM to Repair Windows System Files

Final checklist

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