It's displayed in the panel on the right. To find the model identifier open System Profiler in the Utilities folder. Xserve (Early 2009) - Model Identifier 3,1 or later Mac Pro (Early 2008 or newer) - Model Identifier 3,1 or laterħ. Mac mini (Early 2009 or newer) - Model Identifier 3,1 or laterĦ. MacBook Air (Late 2008 or newer) - Model Identifier 2,1 or laterĥ. MacBook Pro (Mid/Late 2007 or newer) - Model Identifier 3,1 or laterĤ. MacBook (Late 2008 Aluminum, or Early 2009 or newer) -ģ. iMac (Mid 2007 or newer) - Model Identifier 7,1 or laterĢ. Macs that can be upgraded to OS X Mountain Lionġ. It would be preferable to use Ethernet because it is nearly four times faster than wireless. The file is quite large, over 5 GBs, so allow some time to download. Purchase and download Mountain Lion or Mavericks (Free) from the App Store. To upgrade to Mountain Lion or Mavericks you must have Snow Leopard 10.6.8 or Lion installed. If you sign into the App Store and try to purchase Mountain Lion but the App Store says your computer is not compatible then you may still be able to upgrade to Lion per the following information.Ī.
Mountain Lion can be downloaded from the Mac App Store for $19.99. You can upgrade to Mountain Lion from Lion or directly from Snow Leopard. Upgrading from Snow Leopard to Lion or Mountain Lion
