Dear Janusz,   I really need a more detailed example, for getting there. I'm understanting this way:   1) There is a file with customized score layouts that probably do a "call out" of this instrument definition table and also midi ports (this point I think I got). I put my custom instrument setup in the folder /Users/acmevm/Documents/Opusmodus/Def-Libraries/Def-Instrument-Sets. But this settings are more related to ports and channels, not articulation. There is no