Shortcuts
| Action | Shortcut |
|---|---|
| Take a picture of the whole screen | Cmd-Shift-3 (Holding Ctrl saves the image into the clipboard instead of a file at the disk) |
| Take a picture of part of the screen | Cmd-Shift-4, then drag to select the area desired in the picture. (Holding Ctrl saves the image into the clipboard) Escape cancels the procedure. |
| Take a picture of a window, a menu, the menu bar, or the Dock. | Press Cmd-Shift-4, then press the Space bar. Move the pointer over the area desired so that it is highlighted, then click. To drag to select the area instead, press the Space bar again. "Escape" cancels the procedure. |
Read more about this topic: Grab (software)