2012 ยท No longer updated
Download OS X Mountain Lion 10.8
Mountain Lion brought more iOS features to the Mac, including Notification Center, Messages and Gatekeeper. It used to be a paid upgrade and is now free from Apple.
- Version
- 10.8
- Released
- 25 July 2012
- Latest build
- 10.8.5
- Processors
- Intel
How to get OS X Mountain Lion 10.8
Direct download from Apple (.dmg)
Apple-hosted disk image, free since 2021.
Download .dmg from AppleSource: updates.cdn-apple.com (Apple)
Compatible Macs
iMac (Mid 2007 and later), MacBook (Late 2008 Aluminum, Early 2009 and later), MacBook Pro (Mid/Late 2007 and later), MacBook Air (Late 2008 and later), Mac mini (Early 2009 and later), Mac Pro (Early 2008 and later), Xserve (Early 2009).
Not sure which Mac you have? See which macOS your Mac can run.
Get help from Apple
discussions.apple.comApple: How to download and install macOSApple's guide to the App Store, disk image and Terminal download methods, with compatibility rules.support.apple.comApple: Mac OS X Mountain Lion InstallerApple's own support page for the OS X Mountain Lion installer.support.apple.comWhat's new in OS X Mountain Lion
- Notification Center
- Messages, Reminders and Notes apps
- Gatekeeper
- AirPlay Mirroring
Questions
Can I still download OS X Mountain Lion 10.8 from Apple?
Yes. Apple still offers OS X Mountain Lion 10.8 for free. The download methods above all link to Apple's own servers or the Mac App Store.
What is the latest version of OS X Mountain Lion 10.8?
The final or latest build is 10.8.5, according to Apple's version list.
Which Macs can run OS X Mountain Lion 10.8?
iMac (Mid 2007 and later), MacBook (Late 2008 Aluminum, Early 2009 and later), MacBook Pro (Mid/Late 2007 and later), MacBook Air (Late 2008 and later), Mac mini (Early 2009 and later), Mac Pro (Early 2008 and later), Xserve (Early 2009).