系统:Mac OS X Mountain Lion
苹果OS X Lion和Mountain Lion现免费提供下载~
Mac OS X 10.8 Mountain Lion is available for older systems that are not compatible with the latest version of macOS and requires the following:
OS X Snow Leopard 10.6.8, Lion 10.7, or Mountain Lion 10.8 already installed
2 GB of memory
8 GB of available space
Some features require an Apple ID; terms apply.
Some features require a compatible Internet service provider; fees may apply.
You will also need one of the following Mac models:
iMac (Mid 2007-2020)
MacBook (Late 2008 Aluminum, or Early 2009 or newer)
MacBook Pro (Mid/Late 2007 or newer)
MacBook Air (Late 2008 or newer)
Mac mini (Early 2009 or newer)
Mac Pro (Early 2008 or newer)
Xserve (Early 2009)
Any Mac that shipped with Mac OS X Mavericks or later will not be compatible with this installer.