Stacks — Ingest Help

Keys	Command	Where
`S`	Expand or collapse the stack you are on	Grid, preview
`⌥S`	Expand or collapse every stack
`P`	Keep This Frame: add a tag without clearing other keepers, and collapse the stack	Grid, preview
`⇧P`	Sharp Enough / Restore Detail Warning. Clears or restores the detail warning on selected photographs	Grid, preview
⌘K, then type closed eyes, eyes shut, or blinks	Show Photos with Closed Eyes / Remove Closed-Eyes Filter	Folders and Apple Photos
no key	Keep Only This Frame; Previous/Next Burst; Photo Suggestions, which shows each set of similar shots with its suggested photo (`↑` `↓` between sets). Suggestions change no decisions until you choose Tag.
no key	Analyze Photos, or stop the pass; Compare RAW and JPEG, Apple’s neutral rendering beside the camera JPEG
no key	Combine the selected photographs into a stack. With nothing selected, it puts back the stacks you took apart in this view.
no key	Uncombine. Stacks in the selection, or the one you are on, or every stack in this view.