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Fix PostgreSQL Connection Refused Due to Firewall - Troubleshooting OBS Black Screen After Update-How to Reset Windows Update Components via CMD

Updated 2026-06-13 15:21:27cloud-software
Fix PostgreSQL Connection Refused Due to Firewall - Troubleshooting OBS Black Screen After Update-How to Reset Windows Update Components via CMD
Prepare
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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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