I purchased Music Maker 2019 - 2023, and the reason for doing that is to get the loops off each and then just use 2023. Where are the folders of loops located when you install one of the Music Maker programs? That way I can move them onto my desktop before installing the next one.
Soundpool Loops (not just any loops) are always under the same location unless you moved them. The location is shown in the Program Settings Folders tab.
To understand how it all works, watch these two tutorials: