To enforce screen lock, Vanta requires a configuration to be created and requires every device to install this profile.
- Go to Computer -> Configuration Profiles
- Create a new configuration profile (or edit the existing one)
- Go to Login Windows -> Options -> enable Start screen saver after
- Go to Security and Privacy -> enable Require Passcode to Unlock Screen
If a configuration profile requires a passcode, check if it's also set to automatically start a screen saver. This can be set in the Login Window settings for Jamf Configuration Profiles: