Solo, Mute and Rec enable buttons
Mouse Action
Result
Button1 click
toggle for the track (or the entire mix group when the group is active)
Button2 click
momentary switch
CtrlButton1
click
toggle for the entire mix group when the group is not active
ShiftCtrlButton1
click
toggle for all the tracks and busses
CtrlButton2
click
learn MIDI control
Solo Buttons Only
Mouse Action
Result
ShiftButton1
click
toggle "lock" of current solo state ("solo safe")
CtrlAltButton1
click
solo only this track or active group, unsolo all others
Faders
Mouse Action
Result
Button1 drag
operate fader
CtrlButton1
drag
finer control
AltCtrlButton1
drag
finest control
ShiftButton1
click
reset fader
CtrlButton2
click
learn MIDI control