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HOW TO MAKE A BOOTABLE USB MAC MOUNTAIN LION HOW TO
HOW TO MAKE A BOOTABLE USB MAC MOUNTAIN LION MAC OS X
HOW TO MAKE A BOOTABLE USB MAC MOUNTAIN LION INSTALL

Click on the Mac OS X USB hard drive icon to startup your Mac using the Mac OS 10.8 Mountain Lion Installer Once the Installer completes booting up, if your hard drive is empty/unformatted, click on Disk Utility in the top menu and use Disk.

HOW TO MAKE A BOOTABLE USB MAC MOUNTAIN LION INSTALL

Make sure the USB drive loses its data and enter the administrator password when promptedĭisk Utility now creates a bootable OS X Mountain Lion installation drive from a USB drive using a disk image, this can take a while depending on the speed of the drive and the Mac, but 20-30 minutes is not uncommon. Double click Install Mac OS X Mountain Lion.app and follow the onscreen instructions.Drag the formatted partition to the Destination partition, and then click Restore And the easiest way is to use program Lion DiskMaker, But once again, you must have fully working version of Mac OS X and of course Mountain Lion DMG file bought in AppStore.

Drag the previously installed “Mac OS X Install ESD” image to the Source section OS X Mountain Lion may not be distributed on bootable media, but that doesn't mean you can't create your own bootable DVD or USB flash drive version.

Download the installer from the app store. This method will provide you with the 'classic' OSX installer, with disk utility and whatnot available before starting the install.

Now select the formatted USB drive on the left and click the “Restore” tab This method allows you to create a USB that allows for quick installation and clean installs.

Select the USB drive from the left menu and click the “Delete” tab, select “Mac OS X Extended (Journaled)” as the format, and then click the “Delete” button in the corner.

Launch the Disk Utility and connect the USB drive to your Mac.

HOW TO MAKE A BOOTABLE USB MAC MOUNTAIN LION HOW TO

Here's how to create a bootable backup disk and save yourself some time. If you have multiple Macs, you've probably been dreading the long process of downloading and installing it on all of them. Double-click the InstallESD.dmg button to install it on your desktop Macs and PCs have competed with each other for a long time and a fairly large number of users run both OS X and Windows side by side. If you have a Mac, you've probably been anticipating the release of OS X Mountain Lion.Open the Contents directory, and then open SharedSupport by searching for a file named InstallESD.dmg.Mountain Lion is live at the Mac App Store for 19. Navigate to the / Applications / directory and right-click on “Install Mac OS X Mountain Lion.app” and select “View Package Contents” Lion Diskmaker has been updated to allow you to make a bootable USB or SD Card installer on a 8GB piece of media.Download OS X 10.8 from the Mountain Lion App Store.Use Disk Utility to ‘Restore’ this dmg file to a thumb drive to make a Lion Installation USB drive like you. Right-click on the installer and select Show Package Contents and find the file called InstallESD.dmg in the SharedSupport folder. Download OS X Mountain Lion and extract the DMG file Purchase and download the Lion Installer via the App store as in Option 1 above.