Fix 502 Bad Gateway in Windows Terminal Proxy Config - Troubleshooting slui.exe Not Responding in Windows-OneDrive Configuration Guide for Beginners

Updated 2026-06-13 22:49:24browser-issues
Fix 502 Bad Gateway in Windows Terminal Proxy Config - Troubleshooting slui.exe Not Responding in Windows-OneDrive Configuration Guide for Beginners
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.