Enable Windows Defender in Group Policy Not Working – Fixes - Resolving 'Failed to Load Extension' in Google Chrome-Windows Security Service Not Running: Fix Guide

Updated 2026-06-19 01:29:48macos-help
Enable Windows Defender in Group Policy Not Working – Fixes - Resolving 'Failed to Load Extension' in Google Chrome-Windows Security Service Not Running: Fix 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.