Fix 'Permission Denied' Error When Saving VS Code settings.json - Permission Denied in VS Code Terminal for Node.js-Fix Firefox Secure Connection Failed DNS Error

Updated 2026-07-28 03:25:50backup-recovery
Fix 'Permission Denied' Error When Saving VS Code settings.json - Permission Denied in VS Code Terminal for Node.js-Fix Firefox Secure Connection Failed DNS Error
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.