Don't have scaler That said, in general there are two ways VST plug-ins that send MIDI data get setup in CbB. 1) Plug-ins that scan as synths such as. sequencers Create an instrument track (or audio+MIDI track pair) using the plug-in. It is important the plug-in has a complete routing even though it does not actually create audio data. Make sure "Enable MIDI Output" is selected in the VST2/VST3 drop down. This causes the plug-in to appear in other instrument and MIDI track