This process could take a couple of second or several minutes depending on when it was last done, and how big the hard drive is. Open Apple's Disk Utility application, found by clicking Spotlight in the upper-right corner and typing out the app's name.Ĭlick on your computer's hard drive on the left-hand column - it'll be called Macintosh HD by default - and then click Verify System Permissions on the right-hand side. Updating the operating system without running the newest version of every application could make apps unstable or unusable after the OS has been installed.īefore installing a shiny new operating system is a good time to perform some basic system maintenance. In plain English, if your Mac is already running last year's OS X Mountain Lion or Lion, then it will also be capable of running Mavericks, too.īefore heading to the App Store an downloading Mavericks, you should make sure your computer and every app on it is fully up to date.

MacBook (13in aluminium from late 2008, or 13in plastic model from early 2009 or later).

What this means, is that the following Mac computers can be upgraded to Mavericks: OS X Mavericks requires your Mac to be powered by a 64-bit Intel processor, have at least 8GB of free disk space, and be already running either OS X Lion or Mountain Lion. OS X Mavericks is a free download, available from the Mac App Store.

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