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Fix PowerShell Connection Refused on Localhost - Fix Windows Defender Offline Scan Missing After Update-Resolve Error 0x80073b01 in Windows Defender

2026-06-14 02:51:17cloud-software
Fix PowerShell Connection Refused on Localhost - Fix Windows Defender Offline Scan Missing After Update-Resolve Error 0x80073b01 in Windows Defender

Final checklist

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