Chrome Using Too Much RAM? Here's How to Fix It - Troubleshooting Nginx Upstream Connection Refused-DNS_PROBE_FINISHED_NXDOMAIN: Step-by-Step Checklist

Updated 2026-07-28 08:31:58browser-issues
Chrome Using Too Much RAM? Here's How to Fix It - Troubleshooting Nginx Upstream Connection Refused-DNS_PROBE_FINISHED_NXDOMAIN: Step-by-Step Checklist
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.