I solved it by applying BTT and MIDI Touchbar app.
MIDI Touchbar is a really simple & nice touchbar midi controller app. Thanks~

Hi, Do you know BTT(bettertouchtool)? I want to customize the touch bar using AppleScript when the Arena application is launched. For example, the volume control in the finder -------------------------------------------------- -------------- on bttWidgetSliderMoved (sliderValue) set volume output vo...

I just don't understand the group shortcut. Where should I set it up? HELP ME!! Is this what you’re asking: Shortcut Groups Shortcuts Groups are shortcuts applied to a group of Radio Buttons, or to a Dropdown. Not sure what Radio Buttons and Dropdowns are exactly? They're explained in detail, with e...