Troubleshoot Windows Cannot Access Shared Folder - How to Fix Antivirus Blocking Internet on Windows 11-NGINX Upstream SSL Connection Refused Fix

Updated 2026-07-28 13:24:22cloud-software
Troubleshoot Windows Cannot Access Shared Folder - How to Fix Antivirus Blocking Internet on Windows 11-NGINX Upstream SSL Connection Refused 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.