Table C-4. | Undo | -Z | | Redo | Shift- -Z | | Cut | -X | | Copy | -C | | Paste | -V | | Delete | Delete | | Select all | -A | | Split region at Playhead | -T | | Join selected ( regions ) | -J | | Snap to grid (on/off) | -G | | Show/hide track mixer | -R | | Show/hide Track Editor | -E | | Show/hide loop browser | -L | | Master volume up/down | -up arrow, -down arrow | |