Chrome Profile Can't Connect to Localhost: Fixes - OneDrive High CPU Usage Fix Windows 10-Windows Defender Full Scan Hangs at 99% – Fix

Updated 2026-06-14 20:55:52backup-recovery
Chrome Profile Can't Connect to Localhost: Fixes - OneDrive High CPU Usage Fix Windows 10-Windows Defender Full Scan Hangs at 99% – 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.