Find this application by opening the Finder and navigating to Applications | Utilities. To use these command-line tips, I utilize the Terminal application that ships with every copy of macOS-there's nothing extra to install or download. Learn basic command-line tips that every Mac user and large businesses relying on and managing Macs should know. This makes it easier for IT teams to manage devices running macOS because personnel can log in via SSH and run commands remotely to do things like install software or update Macs. Under the hood, macOS X has a Unix shell that lets you runs powerful command-line utilities.