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Requirements for creating a bootable drive Install MacOS Sierra.app (the installer downloaded from the Mac App Store) Apple computer with Mac App Store (10.6.8+) Follow these steps to create a bootable USB installer. Insert the USB flash drive into a USB.
![Installer for mac os x Installer for mac os x](/uploads/1/2/5/3/125365280/462507505.png)
Create a bootable installer for macOS High Sierra You can use an external drive or secondary partition as a startup disk from which to install the Mac operating system. A bootable installer can be useful when you want to install macOS on multiple computers without downloading the installer each time. When your Mac starts up from a bootable installer, it starts up directly to the macOS installer, and doesn’t require an Internet connection to complete the installation. Download macOS from the App Store. Download macOS from the App Store. To download, use a Mac that is. If you’re, use a Mac with High Sierra, Sierra 10.12.5 or later, or El Capitan 10.11.6.
Enterprise administrators: Please download from Apple, not a. When the macOS installer opens, quit it without continuing installation. Find the installer in your Applications folder as a single ”Install” file, such as Install macOS High Sierra. Use the ‘createinstallmedia’ command in Terminal. After, connect your Mac to the USB flash drive or other volume that will be used as the bootable installer. Make sure that it has at least 12GB of available storage.
Open Terminal, which is in the Utilities folder of your Applications folder. Type or paste one of the following commands in Terminal.
These assume that the installer is still in your Applications folder, and the name of your volume is MyVolume. If it’s named differently, replace MyVolume accordingly. High Sierra: sudo /Applications/Install macOS High Sierra.app/Contents/Resources/createinstallmedia -volume /Volumes/ MyVolume -applicationpath /Applications/Install macOS High Sierra.app Use the bootable installer. Connect the volume containing the bootable installer to a compatible Mac. Use Startup Disk preferences or Startup Manager to select that volume as the startup disk. Learn about, including what to do. Your Mac then starts up directly to the macOS installer.
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Follow the onscreen instructions to install macOS. Learn more For more information about the createinstallmedia command used in the examples above, make sure that the macOS installer is in your Applications folder, then enter the appropriate path in Terminal: High Sierra: /Applications/Install macOS High Sierra.app/Contents/Resources/createinstallmedia Source: Post navigation.