To take a screenshot on a Mac, you can use simple keyboard shortcuts. Press Command (⌘) + Shift + 3 to capture the entire screen instantly. If you want to select a specific area, press Command (⌘) + Shift + 4, then drag your cursor to choose the portion you want. For more options like screen recording or timed screenshots, press Command (⌘) + Shift + 5 to open the built-in screenshot toolbar. Screenshots are usually saved directly to your desktop.