Select the same input or output for all audio tracks
Ctrl+Shift-select
Command+Shift-select
Activate or deactivate Mute, Solo, Arm For Record, or Monitor Input in all tracks
Ctrl+Shift-click
Command+Shift-click
Adjust knobs in large increments
Shift-drag
Shift-drag
Adjust knobs in small increments
Ctrl-drag
Command-drag
Nudge selected clip to the left
Alt+comma
Option+comma
Nudge selected clip to the right
Alt+period
Alt+period
Maintain keyframe time position or parameter value
Shift-drag
Shift-drag
Reposition envelope segment without creating keyframe
Ctrl-drag
Command-drag