Reminder: QuickBooks 2011 not supported on Mountain Lion (9to5mac.Mountain Lion installed on a MacPro1,1, here’s how to do it ().Mountain Lion is live at the Mac App Store for $19.99 ().Don’t expect to try out OS X Mountain Lion at some Apple retail stores on launch day ().OS X Mountain Lion up-to-date program officially goes live () OS X Mountain Lion (version 10.8) is the ninth major release of macOS, Apple Inc.s desktop and server operating system for Macintosh computers.RoaringApps tells you what apps are compatible with OS X Mountain Lion, just in time for tomorrow’s launch ().Apple confirms: OS X Mountain Lion available tomorrow on the Mac App Store for $19.99 ().Apple releases OS X Mountain Lion Server for $19.99 on Mac App Store ().If you have any issues or want to make a donation (recommended), visit Diskmaker’s website. That saves a lot of time if you have many machines to update or do not have broadband.

From there, you can install local copies of Mountain Lion, even from scratch, without having a 4GB download each time. On a Retina MacBook Pro with a 8GB SD Card, the process took about 10- to 15 minutes. Make sure your 8GB or greater USB Stick/Drive/SD card is mounted. ( Amazon has a great selection of 8GB and up USB Sticks and SD Cards starting at $4.99, by the way.)Ĥ. If it does not, browse to the image in your applications folder (or wherever you moved it), and then select “Create a boot disk”.

Download the latest version of Diskmaker (4MB), and then open it. Download Mountain Lion from the Mac App Store (Note: the default install deletes the installer image after installation, so you will need to re-download it from Mac App Store/Purchases if you already deleted it.)Ģ. Lion Diskmaker has been updated to allow you to make a bootable USB or SD Card installer on a 8GB piece of media.ġ. That does not mean you cannot sneaker net the install around your home, office or lab like Apple Store employees do (sometimes). Apple will not offer a USB or Optical Disk external installer to Mountain Lion (as far as we have heard).

Mac os x mountain lion install disk