Fix 'Secure Connection Failed' Error in Firefox for Android - Chrome Sync Broken After Extension Disable: Troubleshooting-Chrome Proxy Error ERR_CONNECTION_RESET Guide

Updated 2026-07-28 18:24:02browser-issues
Fix 'Secure Connection Failed' Error in Firefox for Android - Chrome Sync Broken After Extension Disable: Troubleshooting-Chrome Proxy Error ERR_CONNECTION_RESET Guide
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.