please don’t repeat or cross-post-- it doesn’t make responses happen faster and it clutters up the view for everyone else.

you mentioned you were able to get it fully working with another computer, correct? so we can eliminate the possibility of a hardware issue?

at this point you’re seeing your device in the dropdown of the grid-howto maxpat? have you clicked on the dropdown to select the device?

Excuse me tehn,
Now I am testing monome on IMac of my friend as yesterday and the lights-pads don’t working again, all are in the dark.
The grid-howto see monome but it doesn’t work.
Why?