Key commands for Live Loops Grid in Logic Pro for Mac

Queue Cell/Scene Playback

Option-Return

Trigger Cells or Scene

Return

Trigger Focused Scene

Option-Command-Return

Retrigger Selected Cells or Focused Scene

Control-Command-Return

Insert Empty Scene

Command-Page Down (⇟)

Copy Playing Cells Here

Command-Page Up (⇞)

Select Playing Cells

Shift-P

Select Next Lower Cell, or Next Track

Down Arrow

Select Next Upper Cell, or Previous Track

Up Arrow

Extend Cell, or Track Selection Up

Shift-Up Arrow

Extend Cell, or Track Selection Down

Shift-Down Arrow

Select Previous Scene

Option-Left Arrow

Select Next Scene

Option-Right Arrow

Enable Performance Recording On/Off

Control-P

Unpack Take Cell to Existing Scenes

Control-Option-Command-U

Unpack Take Cell to New Scenes

Control-Option-Shift-Command-U

Toggle Grid Horizontal Zoom

Control-Option-Z