Fix 'Permission Denied' When Using mkdir in VS Code Terminal - Firefox Secure Connection Error After Update Fix-How to Increase Node.js Memory Limit for npm Scripts

Updated 2026-07-28 08:05:01cloud-software
Fix 'Permission Denied' When Using mkdir in VS Code Terminal - Firefox Secure Connection Error After Update Fix-How to Increase Node.js Memory Limit for npm Scripts
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.