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How to Fix Windows Update Error 0x80073712 - How to Fix Windows Defender Version Mismatch on Windows 10-Resolve Windows Defender Port Allocation Error

2026-06-13 12:46:44developer-tools
How to Fix Windows Update Error 0x80073712 - How to Fix Windows Defender Version Mismatch on Windows 10-Resolve Windows Defender Port Allocation Error

Final checklist

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

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