Being able to take quick screenshots is one of the many cool features built into Mac OS X. Few Web pages fit cleanly into the browser window, so if you need to capture a full Web page, you will need ...

You can also emulate the screen of your mobile device onto a computer, then take a screenshot there. As of macOS Sequoia and iOS 18, there's now a built-in way to mirror your iPhone screen on a Mac.

Whether you're on a smartphone or computer, one of the most useful tools is the ability to take a screenshot. Maybe you spotted something on a website and wanted to capture the moment, or you placed ...