AFAIK the reason the MST is eliminated is the fact that choosing a style replaces all of the previous instruments.

I would like to augment this suggestion by stating any instrument in the chord track window be locked in placed. It could be an instrument from a style or one selected from the multipicker.

+1


Whenever I get something stuck in the back of my throat, I dislodge it by drinking a beer.
It's called the Heineken Maneuver.

64 bit Win 10 Pro, the latest BiaB/RB, Roland Octa-Capture audio interface, a ton of software/hardware