While Windows computer has its print screen key to take screenshots, Macintosh does not use a print screen key, instead of key combinations. The print screen may share the same key as system request. It is typically situated in the same section as the break key and scroll lock key.
Print screen (often abbreviated Print Scrn, Prnt Scrn, Prt Scn, Prt Scr, Prt Sc or Pr Sc) is a key present on most PC keyboards.
Three Ways to Print Screen on Mac with Keyboard Shortcut and Screenshot Tool