hi, in apple MacBook Air 11.6" what is the shortcut key for print screen

Press the Shift, Command, and 3 keys, and then print the png on the desktop.

(86168)

To capture the entire screen to an image, use the key combination ⌘ shift 3.

To capture a selection rectangle, ⌘ shift 4.

To capture the frontmost window, ⌘ shift 4 and then press the space bar.

The screen grab will appear on your Desktop. Open it in Preview or your favourite image editing software, and print in the usual manner.