Fix Chrome Certificate Error: Invalid Authority SSL Certificate - Fix 'Secure Connection Failed' in Firefox Mobile-Cloudflare 522 Timeout: Disable Proxy Temporarily

Updated 2026-07-28 17:23:46developer-tools
Fix Chrome Certificate Error: Invalid Authority SSL Certificate - Fix 'Secure Connection Failed' in Firefox Mobile-Cloudflare 522 Timeout: Disable Proxy Temporarily
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.