FLStudioMobile app from the Windows app store:
You run Windows S at this moment. A free change to a regular Windows version is needed first, before you can install FLStudio from the links above. More ...
FLStudio 12.3 - 64bit.
I downloaded Groove Machine from my IL account.
I installed it to a custom VST plugin location.
After install, that location folder was added in FLStudio, in it's VST plugin paths file window.
Now, in FL ...