To be able to use the patch you need to install Pure Data from here:
https://puredata.info/downloads/pure-data
Download the patch:
The MIDI patch is a simple way to start exploring the V-Zero MIDI functionalities. You need a USB MIDI controller.
By default V-Zero listens to all channel for incoming MIDI messages. To select a specific channel from the PD patch select the channel from “set_1-16_for_MIDI_channel” and click the SET_CHANNEL button.
Click SET_CHANNEL_OMNI button to listen to all channels
Click the big red button to assign/remove all the “TO MIDI” parameters of V-Zero to MIDI