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Fix Windows Update Error 0x80072efd: Connection Refused - How to Fix Windows Update Service Not Running Automatically-Troubleshooting Windows Defender Certificate Sync Failure

Updated 2026-06-13 12:37:51office-tools
Fix Windows Update Error 0x80072efd: Connection Refused - How to Fix Windows Update Service Not Running Automatically-Troubleshooting Windows Defender Certificate Sync Failure
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Operational follow-up

  • Record the exact option, command, or setting that changed the result.
  • Keep a rollback note if the workflow affects shared files or team settings.

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