

After entering your password, confirm you want to erase the USB drive by typing Y followed by Return. Sierra: sudo /Applications/Install\ macOS\ Sierra.app/Contents/Resources/createinstallmedia -volume /Volumes/MyVolume -applicationpath /Applications/Install\ macOS\ Sierra.appĮl Capitan: sudo /Applications/Install\ OS\ X\ El\ Capitan.app/Contents/Resources/createinstallmedia -volume /Volumes/MyVolume -applicationpath /Applications/Install\ OS\ X\ El\ Capitan.appĬopy and paste the command you need above into your Terminal window and press the Return key. Select the Restore tab from the top of the pane. High Sierra installer on Sierra or earlier: sudo /Applications/Install\ macOS\ High\ Sierra.app/Contents/Resources/createinstallmedia -volume /Volumes/MyVolume -applicationpath /Applications/Install\ macOS\ High\ Sierra.app To copy the files to your empty USB drive, follow these steps: 1. High Sierra installer on High Sierra: sudo /Applications/Install\ macOS\ High\ Sierra.app/Contents/Resources/createinstallmedia -volume /Volumes/MyVolume

Mojave installer on Sierra or earlier: sudo /Applications/Install\ macOS\ Mojave.app/Contents/Resources/createinstallmedia -volume /Volumes/MyVolume -applicationpath /Applications/Install\ macOS\ Mojave.app Mojave installer on Mojave or High Sierra: sudo /Applications/Install\ macOS\ Mojave.app/Contents/Resources/createinstallmedia -volume /Volumes/MyVolume Take note that the commands differ slightly for creating Mojave and High Sierra installers on older versions of macOS. Just replace the MyVolume portion of the command with the name you gave your drive in the Disk Utility step above. Next, click the USB icon in the window to select it. Before the Apple logo appears, hold down Option and Command keys. To use the new recovery stick, you need to insert the USB hard drive again and reboot. Terminal is the easiest way to create your bootable USB drive. Be patient and keep your USB hard drive connected firmly until it prompts to.
