Take a quick screenshot on a Mac
To create a screenshot on your Mac:
- click Command+Shift+4;
- you'll see a pointer with crosshairs appear;
- move it to where you want to start the screenshot;
- then drag the mouse to create the selection;
- click the mouse or trackpad to finish capturing the screenshot.
Your new screenshot will appear on your Desktop with a name that starts with "Screen Shot" and ends with the date and timestamp of the screenshot.