How to Enable Chrome Extensions That Aren't Loading - Fixing Nginx Upstream Connection Refused on Port 443-Windows 11 Update Blue Screen Error Code: How to Fix

Updated 2026-07-28 11:27:07macos-help
How to Enable Chrome Extensions That Aren't Loading - Fixing Nginx Upstream Connection Refused on Port 443-Windows 11 Update Blue Screen Error Code: How to Fix
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.