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Fixing Nginx Upstream Connection Refused in Load Balancing - Fix Windows 11 WiFi Connected but No Internet After Sleep-How to Fix Error 0x80070002 in Windows Update

Updated 2026-07-28 19:02:16cloud-software
Fixing Nginx Upstream Connection Refused in Load Balancing - Fix Windows 11 WiFi Connected but No Internet After Sleep-How to Fix Error 0x80070002 in Windows Update
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.

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