Fix Windows Certificate Error 0x800b0109 - Setup Windows Terminal to Avoid Connection Refused Error-Locate Windows Terminal settings.json File

Updated 2026-06-15 21:09:50backup-recovery
Fix Windows Certificate Error 0x800b0109 - Setup Windows Terminal to Avoid Connection Refused Error-Locate Windows Terminal settings.json File
Before changing system settings, save your work and note the exact error text so you can compare results after each step.

Extra verification checklist

  • Restart the affected app after changing permissions or configuration files.
  • Test the same workflow in a clean browser profile or a temporary user account.
  • Compare the result on another network if the error may be connection related.