![]() Type or paste one of the commands below into Terminal, then press Return to enter the command. ![]() ![]() Open Terminal, which is in the Utilities folder of your Applications folder. Enterprise administrators: download from Apple, not a locally hosted update server.ĭownload a macOS installer using the App Store or your browser Use Terminal to create the bootable installer Your Mac must also be compatible with the macOS that you're downloading. To download a full installer, your Mac must be using macOS High Sierra or later, the latest version of macOS Sierra, or the latest version of OS X El Capitan. What you need to create a bootable installerĪ USB flash drive or other secondary volume with at least 14GB of available storage, formatted as Mac OS Extended You don't need a bootable installer to upgrade macOS or reinstall macOS, but it can be useful if you want to install macOS on multiple computers without downloading the installer each time, or you're unable to install a compatible macOS from the Finder or macOS Recovery. ![]() The Mac must also be using macOS High Sierra or later, the latest version of macOS Sierra, or the latest version of OS X El Capitan.These advanced steps are primarily for system administrators and other experienced users who are familiar with entering commands in Terminal. To download an installer suitable for creating a bootable installer, use the App Store or use a web browser to download from a compatible Mac. Follow the onscreen installation instructions.Ī bootable installer can be useful if you want to install macOS on multiple computers without downloading the installer each time, or when you can't install using the other methods. Open your Applications folder and double-click the macOS installer, named Install. pkg file, then follow the onscreen instructions to install the macOS installer into your Applications folder. dmg file to open it and see the package (.pkg) file within.ĭouble-click the. Use these links to download a macOS disk image (.dmg) file.ĭouble-click the. ![]()
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