Fix Windows Defender Service Not Starting (Error 0x80070422) - How to Enable Remote Desktop Connections in Windows Firewall-Fix Microsoft Store High CPU Usage & Permission Denied Errors

Updated 2026-06-14 14:26:18office-tools
Fix Windows Defender Service Not Starting (Error 0x80070422) - How to Enable Remote Desktop Connections in Windows Firewall-Fix Microsoft Store High CPU Usage & Permission Denied Errors
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.