QQ: how to choose exp pedal for waveform?

I’m excited to try this new V3.9 feature - but where in the editor does one make the association between the expression pedal and the waveform engine you want to modulate with it?

Are you referring to the Expression message to control the Waveform time? You can select the waveform engine to apply it to:

That’s exactly what i’m looking for but where is that?

I’m using the web editor v1.2.1 in Brave with MC6 running 3.9.1

okay, i see – you can select the bank expression messages

that wasn’t clear to me even from the pic above!

Yes that’s right. That message type only exists in the Expression Presets. You can select it from the preset drop down box.