How to Set Up SSL Certificate for Localhost on Windows 11 - How to Resolve Connection Refused on Port 80 in CMD-Windows Terminal VS Code Integration with Ubuntu: Troubleshooting Guide

Updated 2026-06-16 00:32:15backup-recovery
How to Set Up SSL Certificate for Localhost on Windows 11 - How to Resolve Connection Refused on Port 80 in CMD-Windows Terminal VS Code Integration with Ubuntu: Troubleshooting Guide
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.