Fixing Nginx Upstream Connection Refused in Load Balancing - Troubleshoot Windows Cannot Access Network Share-Fix Windows 11 WiFi No Internet But Other Devices Connect

Updated 2026-07-28 16:21:42developer-tools
Fixing Nginx Upstream Connection Refused in Load Balancing - Troubleshoot Windows Cannot Access Network Share-Fix Windows 11 WiFi No Internet But Other Devices Connect
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.