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Fix PowerShell Connection Refused Errors in Scripts - Fix Windows Defender Error 0x800106ba: Failed to Start-Windows Defender Version Mismatch Troubleshooting Checklist

Updated 2026-06-16 11:24:02office-tools
Fix PowerShell Connection Refused Errors in Scripts - Fix Windows Defender Error 0x800106ba: Failed to Start-Windows Defender Version Mismatch Troubleshooting Checklist
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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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