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Windows Defender Service Troubleshooting Checklist - How to Fix ERR_TUNNEL_CONNECTION_FAILED in Chrome Due to Antivirus-Enable OBS Virtual Camera Not Detected

Updated 2026-06-13 14:29:41windows-fixes
Windows Defender Service Troubleshooting Checklist - How to Fix ERR_TUNNEL_CONNECTION_FAILED in Chrome Due to Antivirus-Enable OBS Virtual Camera Not Detected
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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