How to configure notification display for the Lock Screen?
1. Open the Bigin app on your Mac.
2. Click Bigin in the menu bar that runs along the top of the screen.
3. Select Preferences in the dropdown to open Settings in Bigin.
Under General, you can find the title Notifications.
4. Click on Notifications > Lock Screen Preview.
5. Select a preview option.

Once you've selected a preview option, like Title and Organization Name, you can view real-time changes to your Lock Screen notifications in the preview window.