Fix Windows Defender Real-Time Protection Grayed Out - Fix Windows Security Not Working in Ubuntu VM-Fix Microsoft Store After Changing Network

Updated 2026-06-13 16:04:28backup-recovery
Fix Windows Defender Real-Time Protection Grayed Out - Fix Windows Security Not Working in Ubuntu VM-Fix Microsoft Store After Changing Network
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.