Mac OS X Lion

Mac OS X Lion
Version of Mac OS X
Mac-OS-X-Lion-11A511-Desktop.png
Version10.7
CodenameBarolo
Preliminary name
Architecturei386 (beta only), x86_64
Latest build11G63
Release date2011-07-20
Support end2014-10-16
Replaces
Mac OS X Snow Leopard (10.6)
Replaced by
OS X Mountain Lion (10.8)

Mac OS X Lion (10.7) is a version of the Mac OS X operating system released by Apple on 20 July 2011. This version dropped support for the x86 userland and architecture and removed Rosetta and Front Row. It introduced the Launchpad and was originally only released as an App Store update that could only be updated normally from Snow Leopard.

Builds[edit | edit source]

Beta[edit | edit source]

Golden Master[edit | edit source]

RTM[edit | edit source]

Updates[edit | edit source]