FLStudio Signature Bundle, which includes a license for Fruity Soundfont Player. I believe I have registered FLStudio correctly; the "About" dialogue says "Registered to <my name>". Email address/password login failed, but copying ...
FLStudio 12.4 to 20. Some of my songs use the Kore 2 Player and strangely the instrument makes no sound in FLS 20, even though it indicates it is receiving a midi signal fine. The FX side still works ...