If Terminal intimidates you, use (free) or Install Disk Creator – both apps have simple interfaces that automate the above command.
Apple provides several ways to get the installer depending on your current system: macos high sierra download dmg install
The .pkg above extracts to a real installer. A raw .dmg of the full OS is rare. Most users want the Install macOS High Sierra.app inside the .pkg . If Terminal intimidates you, use (free) or Install
Ensure the High Sierra installer is in your Applications folder, then run this command: sudo /Applications/Install\ macOS\ High\ Sierra.app/Contents/Resources/createinstallmedia --volume /Volumes/MyVolume Enter your admin password and type Y to confirm when prompted. 3. How to Install macOS High Sierra Once your USB is ready, follow these steps to install: the target Mac. Plug in the bootable USB drive. Most users want the Install macOS High Sierra
There are several official and reliable third-party ways to get the "Install macOS High Sierra.app" or a DMG file:
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