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How to Use the Apple Terminal application on computers running Mac OS X

Command line interface displaying file directories and commands in a terminal window.

Every Apple computer running Mac OS X comes with a handy application called Terminal… MacBooks, MacBook Pros, Mac Pros, iMacs, etc. They all have Apple Terminal, and it can be found in your Utilities folder in Applications. Which means you can use it.

Terminal is an emulator that allows users to interact with their computers through command line interface. Terminal on the Mac is a Cocoa app that pipes stdin (standard in) and stdout (standard out) from the /bin/bash executable file to a human readable application. That's just one of the many things you'll learn in this extensive 21-part video series showing how to use Terminal on a Mac.

Apple's iOS 26 and iPadOS 26 updates are packed with new features, and you can try them before almost everyone else. First, check Gadget Hacks' list of supported iPhone and iPad models, then follow the step-by-step guide to install the iOS/iPadOS 26 beta — no paid developer account required.