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It will enable you to boot your Mac from the file system within the flash drive instead of your hard drive. To put it simply, a bootable USB for Mac is a portable device that contains all the required installation files for a particular version of macOS.

Knowing how to create a bootable installer for macOS is handy if you want to install macOS Monterey across multiple Macs or carry out a clean install.Īll you need is a macOS formatted USB, HDD, or SSD.

In this article, we'll take a closer look at all the necessary steps, plus some bonus tips. Sudo /Applications/Install\ OS\ X\ Mavericks.app/Contents/Resources/createinstallmedia -volume /Volumes/FlashInstaller -applicationpath /Applications/Install\ OS\ X\ Mavericks.Curious about how to create a bootable installer for macOS? It might sound like a lot of manual work, but It's not as daunting as it sounds. Sudo /Applications/Install\ OS\ X\ Yosemite.app/Contents/Resources/createinstallmedia -volume /Volumes/FlashInstaller -applicationpath /Applications/Install\ OS\ X\ Yosemite.app -nointeraction Sudo /Applications/Install\ OS\ X\ El\ Capitan.app/Contents/Resources/createinstallmedia -volume /Volumes/FlashInstaller -applicationpath /Applications/Install\ OS\ X\ El\ Capitan.app Sudo /Applications/Install\ macOS\ High\ Sierra.app/Contents/Resources/createinstallmedia -volume /Volumes/FlashInstaller Sudo /Applications/Install\ macOS\ Mojave.app/Contents/Resources/createinstallmedia -volume /Volumes/FlashInstaller Sudo /Applications/Install\ macOS\ Catalina.app/Contents/Resources/createinstallmedia -volume /Volumes/FlashInstaller Note that they use the example name FlashInstaller for our USB drive, so if you named your drive something else, use that name. In the Terminal window that opens, enter one of the following commands, depending on which OS X or macOS installer you're working with. Alternatively, enter Terminal into Spotlight Search to quickly start up the utility.