Here's something you can try while PG gets around to doing it.
This will work for Biab and RealBand.

https://www.dropbox.com/s/q54lg6xdyktwg3x/RT%20RD%20Favourites.zip?dl=1

Open the settings.ini in notepad and paste the RealTrack/Drum name over the ERROR text do the same with the corresponding funct as in example,
save the settings.ini
open RT RD Favourites 64.exe or RT RD Favourites 32.exe as Administrator or
if you have AutoHotKeys installed run RT RD Favourites.ahk
You can add more favourites to the list to make it more than 14,
you can add more Tabs for genre, guitar, bass, keys or whatever.

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