
Wait for the return of the Terminal prompt signifying the process has completed. You will be asked for your admin password. Sudo /Applications/Install\ OS\ X\ Mavericks.app/Contents/Resources/createinstallmedia -volume /Volumes/MyVolume -applicationpath /Applications/Install\ OS\ X\ Mavericks.app Sudo /Applications/Install\ OS\ X\ Yosemite.app/Contents/Resources/createinstallmedia -volume /Volumes/MyVolume -applicationpath /Applications/Install\ OS\ X\ Yosemite.app 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\ Sierra.app/Contents/Resources/createinstallmedia -volume /Volumes/MyVolume -applicationpath /Applications/Install\ macOS\ Sierra.app It also includes Gatekeeper, a new security feature that helps you keep your Mac safe from malicious software by giving.
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The 10.7.5 update is recommended for all OS X Lion users and includes general operating system fixes that improve the stability, compatibility and security of your Mac. Sudo /Applications/Install\ macOS\ High\ Sierra.app/Contents/Resources/createinstallmedia -volume /Volumes/MyVolume -applicationpath /Applications/Install\ macOS\ High\ Sierra.app Download OS X Lion Update 10.7.5 (Client Combo) Download. Paste that entire command line from below at the Terminal's prompt: Choose the appropriate command line (in red) depending upon what OS X installer you want. Open the Terminal in the Utilities' folder.
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Set the Format type to Mac OS Extended (Journaled.)


You will need an 8GB or larger USB flash drive that has been partitioned and formatted for use with OS X.

Simply replace the Terminal command with the one from the preceding article by copying it into the Terminal window.
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Second, see this How To outline for creating a bootable El Capitan installer. Bootable USB Installers for OS X Mavericks, Yosemite, El Capitan, and Sierraįirst, review this introductory article: Create a bootable installer for macOS. How to Make a Lion Bootable USB flash drive shows how to do this for Lion, but is directly applicable to Mountain Lion.ī. You can also create another flash drive to use for High Sierra. But if you have a copy of the Mountain Lion installer you most certainly can put it on a USB flash drive. Unless you have downloaded Mountain Lion from the App Store in the past, then you cannot re-download it.
