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1. CREATE A BOOTABLE USB FOR MAC OS X LION ON WINDOWS INSTALL
2. CREATE A BOOTABLE USB FOR MAC OS X LION ON WINDOWS UPDATE

CREATE A BOOTABLE USB FOR MAC OS X LION ON WINDOWS UPDATE

However, unlike with other Mac App Store-purchased software, the Mac App Store does not update the copy of the Mountain Lion installer app on your hard drive.

CREATE A BOOTABLE USB FOR MAC OS X LION ON WINDOWS INSTALL

For example, if you downloaded OS X Which means that a bootable install drive you create from that installer will install OS X For example, when the inevitable Obviously, then, you want to create your bootable install drive using the latest version of the Mountain Lion installer. It turns out that when you download the Mountain Lion installer from the Mac App Store, that copy of the installer installs whatever version of OS X was available at the time of download. Before you make a bootable install drive, you should make sure you have the latest version of the Mountain Lion installer.

If you don't, you'll have to re-download the installer from the Mac App Store before you can create a bootable install drive. Note: As explained in our main Mountain Lion-installation articleif you leave the Mountain Lion installer in its default location in the Applications folder when you install OS X So if you plan to use that installer on other Macs, or-in this case-to create a bootable drive, be sure to copy the installer to another drive, or at least move it out of the Applications folder, before you install. In addition, you can easily update a USB stick or external hard drive each time an update to Mac OS X is released, as explained below with a DVD, you have to toss the disc in the trash and start over, which is both a hassle and bad for the environment. Also, if your Mac is experiencing problems, a bootable install drive makes a handy emergency disk.įinally, if you need to install Mountain Lion over Leopard -assuming you have the license to do so-a bootable install drive makes it easier to do so. For example, if you want to install Mountain Lion on multiple Macs, a bootable install drive can be more convenient than downloading or copying the entire Mountain Lion installer to each computer. Like Lion OS X But there are a good number of reasons you might want a bootable Mountain Lion installer on an external hard drive or a thumb drive USB stick.