Fix VS Code IntelliSense Not Working in Workspace - Python 3.12 pip Error: Externally Managed Environment – Solutions-Troubleshoot Firefox VPN Certificate Error

Updated 2026-07-28 15:48:31developer-tools
Fix VS Code IntelliSense Not Working in Workspace - Python 3.12 pip Error: Externally Managed Environment – Solutions-Troubleshoot Firefox VPN Certificate 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.