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Fix Port Already Allocated Error in Windows Security - Fix Certbot Renewal Failed with ACME Error-Windows Defender Update Fails with 0x80240016

2026-06-13 16:16:37cloud-software
Fix Port Already Allocated Error in Windows Security - Fix Certbot Renewal Failed with ACME Error-Windows Defender Update Fails with 0x80240016

Final checklist

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