Make a bootable image copy of OSX 10.8 Mountain Lion after downloading the App from the store but before installing on your drive. Copy the image to a local drive or make a bootable external disk or DVD.
Mac OS X Mountain Lion 10.8 ISO & DMG Free Download Mac OS X Mountain Lion 10.8 Mountain Lion is an OS developed by Apple for running its Macintosh and server computers, and was released in 2012. Mac Mountain Lion is the successor of the Mac Lion OS and is the ninth major release of the Mac OS. Download Mac OS X Mountain Lion 10.8 ISO. We ensure that you are satisfied with the information that we have provided on Download Mac OS X Mountain Lion 10.8 ISO and DMG Image. Learn the procedure of downloading Download Mac OS X Mountain Lion 10.8 ISO and DMG Image.
- OS X 10.8 Mountain Lion is Mac’s most recent OS for Apple. It brings OS X much closer to iOS when it comes to features and iPad and iPhone synchronization. We have already described the major changes in Mountain Lion, most of which are features taken from iOS. We will take a closer look at Mountain Lion’s features here.
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After downloading the Mountain Lion.App from the store aka “Install Mac OS X Mountain Lion”, find it in the /Applications directory, control click it to bring up a contextual menu and select “Show Package Contents” from the menu.
show package contents
This brings up a Contents folder, from here navigate to Contents/Shared Support/InstallESD.dmg, and thats the disk image to burn, it contains all the goodies.
Mac Os 10.8 Dmg Virtualbox
Double click it, you can skip the verifying process, then the disk image mounts as a volume in the sidebar.
Image to Bootable DVD
Select the mounted volume in the sidebar then either click on the burn icon if you have it set up or choose the option from the File menu, pop in a blank DVD and thats a job done.
make-a-bootable-mountain-lion-image
You can also use /Utilities/Disk Utility to do the same thing, just launch Disk Utility, highlight the InstallESD.dmg and burn.
Copy to Local Drive
To keep a separate image of the dmg, option drag a copy to your desktop, this will make a copy of the InstallESD.dmg leaving the original Lion app intact.
Image to a Bootable External Disk
Mac Os X Mountain Lion Installesd Dmg Download
To make a bootable image to a drive instead of a disk, you need to do a restore in Disk Utility, select the InstallESD.dmg as the source and the disk volume as the destination. Enusure that the destination volume is correctly formatted as HFS+ Extended Journaled. Click “Restore”.
Mac Os 10.8 Dmg 10.12
If you haven’t got the Mountain Lion App to start with and can’t re-download it from the App store, you can still make a partial boot drive from the hidden Recovery Partition, check it out.