If the installer opens after downloading, quit it without continuing installation. macOS Catalina, macOS Mojave, and macOS High Sierra download directly to your Applications folder as an app named Install macOS Catalina, Install macOS Mojave or Install macOS High Sierra.Learn more For more information about the createinstallmedia command and the arguments that you can use with it, make sure that the macOS installer is in your Applications folder, then enter this path in Terminal. Select Install macOS (or Install OS X) from the Utilities window, then click Continue and follow the onscreen instructions. Then create a directory that will contain all the files that you want included in the DMG file. HOWTO: Build a DMG file from the command line on Mac OS X The first step is to create an Apple Disk Image File (DMG) distribution in a GUI tool, I used DMG Packager.

How to Install Command Line Tools in Mac OS X (Without Xcode) 37 Comments Mac users who prefer to have a more traditional Unix toolkit accessible to them through the Terminal may wish to install the optional Command Line Tools subsection of the Xcode IDE.

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