I'd love to hear from you.īased in Houston, David Martin is a technologist at BYTE. Mac OS X 10. Apple will be selling one for around $70 in August, but why do that, when you can do it yourself?Įmail me with tips and comments. That's all there is to it!Īlso think about creating a make your own OS X Lion USB flash drive installer. Store your Lion install DVD somewhere safe. Always proceed with caution, knowing that a clean install is just that - it completely erases all drive contents. If you head to the Mac OS X Lion Installer page or the Mac OS X Mountain Lion Installer page, you can drop in and download each operating system version for free. If you like, use Disk Utility from the installer to perform a clean installation of Mac OS X Lion. All you have to do is wait for your new OS X Lion install disk to pop out. The process burns the InstallESD.dmg image to the DVD, verifies it and completes. OS X Lion does not come with a bootable installer, but with the help of this guide. Make sure you drop it right into the left-most windowpane inside of Disk Utility.Ī prompt appears, asking you to insert the destination disc for the installESD.dmg disc image burn. The guide is called UniBeast.Follow this guide, and you’ll be able to do a clean-install of Mac OS X Lion on your hackintosh, or upgrade your existing Snow Leopard installation (that’s your personal preference). Now move the ESDInstall.dmg file from your Finder desktop to Disk Utility, as shown below. So by following this guide, you can install Mac OS X Lion on your hackintosh using only a USB thumb drive. For some Mac users, having the OS X installer on portable media, such as a DVD or flash drive, is helpful when making a clean install on a startup drive. Open the Disk Utility by double-clicking its icon. Because OS X Mountain Lion is a software download, it doesnt include a physical installer in the form of a bootable DVD or USB flash drive. Mac OS X Mountain Lion Installer : Apple Inc : Free Download, Borrow, and Streaming : Internet Archive Mac OS X Mountain Lion Installer by Apple Inc Publication date Topics Mac OS I did not originally download this myself, as far I know it doesn't have any virus contained in this. Double-click on the Utilities folder to open it. You risk damaging the OS X Lion install application. Righ-click it and select copy "InstallESD.dmg".Ĭaution: Do not drag this file. Expand Jump to a Section What You Need Locate the Install Image Burn a Bootable DVD Copy to a Flash Drive Because OS X Mountain Lion is a software download. This is the OS X Lion installer disk image you need to burn to disc. Re-Download Mountain Lionirst, grab hold of a copy of the Mountain Lion installer file. The installer you downloaded fro the App Store automatically deletes itself after you’ve successfully upgraded your Mac. Double-click it to open it.įind the “InstallESD.dmg” inside the ShareSupport folder. Here’s how you can download and obtain a soft copy of Mountain Lion. Inside the Contents folder, find the SharedSupport folder. Open it by double-clicking the Contents folder.
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