Type Y to confirm that you want to erase the USB flash drive, and then click OK to allow the creating process. Follow the on-screen wizard to confirm the following process. Enter your administrator password in the prompted box and press Return again. Sudo /Applications/Install\ OS\ X\ El\ Capitan.app/Contents/Resources/createinstallmedia -volume /Volumes/MyVolume -applicationpath /Applications/Install\ OS\ X\ El\ Capitan.app Sudo /Applications/Install\ macOS\ High\ Sierra.app/Contents/Resources/createinstallmedia -volume /Volumes/MyVolume Sudo /Applications/Install\ macOS\ Mojave.app/Contents/Resources/createinstallmedia -volume /Volumes/MyVolume Sudo /Applications/Install\ macOS\ Catalina.app/Contents/Resources/createinstallmedia -volume /Volumes/MyVolume Sudo /Applications/Install\ macOS\ Big\ Sur.app/Contents/Resources/createinstallmedia -volume /Volumes/MyVolume Sudo /Applications/Install\ macOS\ Monterey.app/Contents/Resources/createinstallmedia -volume /Volumes/MyVolume Below is the command line required to create a bootable USB drive, find the version of macOS you want to install and paste it into Terminal. Go to Application > Utilities > Terminal. Make sure the computer is fully charged or connected to the power cord, and do not turn off the computer in the meantime. The next steps are a bit more complicated, as the Mac Terminal's 'createinstallmedia' command will be used. Again, make sure it is empty and has at least 14GB of free space.
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#HOW TO INSTALL OS X OFF BOOTABLE USB HOW TO#
( Monterey, Big Sur, Catalina, Mojave, High Sierra, or El Capitan) How to Create a Bootable Installer with macOSĪfter downloading the macOS installer, connect the prepared USB flash drive to your Mac. Click the corresponding link to download the macOS installer. And this drive should be formatted to Mac OS Extended.Ģ. A macOS compatible USB drive with at least 14GB of available storage space. Below are the tools you need to prepare.ġ. Download for Mac macOS 12.0 - 10.9 Also Available for Windows What You Need for Making a Bootable USB Driveīefore starting to make a bootable USB drive, you need to prepare for it.