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Fix Windows Update Error 0x80072efd: Connection Refused - Troubleshoot Windows Defender Virus Definition Update-Troubleshooting PostgreSQL Connection Refused Localhost

Updated 2026-06-13 15:58:14windows-fixes

Fix Windows Update Error 0x80072efd: Connection Refused - Troubleshoot Windows Defender Virus Definition Update-Troubleshooting PostgreSQL Connection Refused Localhost

Prepare

Execute

Validate

Document

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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