Drum Maps are included in the Song files, so you don’t have to save any new Drum Map specifically to keep it. However, if you want to be able to use the Drum Map in another Song, you need to save it as a separate file:
1. Make sure the correct Drum Map is selected on the Drum Map pop-up menu in the Inspector.A file dialog appears.
3. Choose a folder and name for the Drum Map and click Save. If you have Drum Maps in your Song, which you don’t use on any Drum Track, you can remove these: