| 391 | Keys for the Clone Source panel | Scale (increase or reduce size) Clone Source | Alt + Shift + [ or ] | Option + Shift + [ or ] |
| 392 | Keys for the Color panel | Select background color | Alt-click color in color bar | Option-click color in color bar |
| 393 | Keys for the Color panel | Display Color Bar menu | Right-click color bar | Control-click color bar |
| 394 | Keys for the Color panel | Cycle through color choices | Shift-click color bar | Shift-click color bar |
| 395 | Keys for the History panel | Create a new snapshot | Alt + New Snapshot | Option + New Snapshot |
| 396 | Keys for the History panel | Rename snapshot | Double-click snapshot name | Double-click snapshot name |
| 397 | Keys for the History panel | Step forward through image states | Control + Shift + Z | Command + Shift + Z |
| 398 | Keys for the History panel | Step backward through image states | Control + Alt + Z | Command + Option + Z |
| 399 | Keys for the History panel | Duplicate any image state, except the currentstate | Alt-click the image state | Option-click the image state |
| 400 | Keys for the History panel | Permanently clear history (no Undo) | Alt + Clear History (in History panel pop‑up menu) | Option + Clear History (in History panel pop‑upmenu) |
| 401 | Keys for the Info panel | Change color readout modes | Click eyedropper icon | Click eyedropper icon |
| 402 | Keys for the Info panel | Change measurement units | Click crosshair icon | Click crosshair icon |
| 403 | Keys for the Layers panel | Load layer transparency as a selection | Control-click layer thumbnail | Command-click layer thumbnail |
| 404 | Keys for the Layers panel | Add to current selection | Control + Shift-click layer thumbnail | Command + Shift-click layer thumbnail |
| 405 | Keys for the Layers panel | Subtract from current selection | Control + Alt-click layer thumbnail | Command + Option-click layer thumbnail |
| 406 | Keys for the Layers panel | Intersect with current selection | Control + Shift + Alt-click layer thumbnail | Command + Shift + Option-click layer thumbnail |
| 407 | Keys for the Layers panel | Load filter mask as a selection | Control-click filter mask thumbnail | Command-click filter mask thumbnail |
| 408 | Keys for the Layers panel | Group layers | Control + G | Command + G |
| 409 | Keys for the Layers panel | Ungroup layers | Control + Shift + G | Command + Shift + G |
| 410 | Keys for the Layers panel | Create/release clipping mask | Control + Alt + G | Command + Option + G |
| 411 | Keys for the Layers panel | Select all layers | Control + Alt + A | Command + Option + A |
| 412 | Keys for the Layers panel | Merge visible layers | Control + Shift + E | Command + Shift + E |
| 413 | Keys for the Layers panel | Create new empty layer with dialog box | Alt-click New Layer button | Option-click New Layer button |
| 414 | Keys for the Layers panel | Create new layer below target layer | Control-click New Layer button | Command-click New Layer button |
| 415 | Keys for the Layers panel | Select top layer | Alt + . (period) | Option + . (period) |
| 416 | Keys for the Layers panel | Select bottom layer | Alt + , (comma) | Option + , (comma) |
| 417 | Keys for the Layers panel | Add to layer selection in Layers panel | Shift + Alt + [ or ] | Shift + Option + [ or ] |
| 418 | Keys for the Layers panel | Select next layer down/up | Alt + [ or ] | Option + [ or ] |
| 419 | Keys for the Layers panel | Move target layer down/up | Control + [ or ] | Command + [ or ] |
| 420 | Keys for the Layers panel | Merge a copy of all visible layers into target layer | Control + Shift + Alt + E | Command + Shift + Option + E |