Chrome Connection Timeout Checklist: Diagnose & Fix - Windows Defender 0x800705b4 Troubleshooting Guide-Fix Windows Security Reset Settings Not Working

Updated 2026-06-14 05:59:06windows-fixes
Chrome Connection Timeout Checklist: Diagnose & Fix - Windows Defender 0x800705b4 Troubleshooting Guide-Fix Windows Security Reset Settings Not Working
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.