Mac OS X 10.7 Lion

The Mac OS X 10.7 Lion is an operating system that was designed, developed, and sold by Apple from 2011 to 2012 alongside Apple’s personal computers. The system has been released on July 20, 2011, and was available for $29 from Mac App Store, on a USB thumb drive for $69, or was preinstalled on currently sold computers.

This software gets the last update (10.7.5) on October 4, 2012, and later has been replaced by a newer version OS X 10.8 Mountain Lion.

Mac OS X Lion introduced FaceTime, AirDrop, Emoji support, Mail 5, Adress Book, Address space layout randomization, Apple Push Notification Service, Auto Save, Auto-Correction, Exposé in Dock, FileVault, Finder improvements, Font Book 3, Full-screen apps, iCal and iChat updates, Launchpad, Multi-touch gestures from iOS, and many more.

Today Mac OS X 10.7 Lion is 12 years old!

Mac OS X 10.7 Lion
Source: – Mac OS X 10.7 Lion

Mac OS X 10.7 Lion General Information

ReleasedJuly 20, 2011
Original Price$29 from the Mac App store
$69 for a USB stick
System RequirementsMac with Intel Core 2 Duo, Core i3, Core i5, Core i7, or Xeon processor
7 GB of hard disk space
Mac OS X 10.6.6 or later
DistributionMac App Store
USB stick


VersionsBuildRelease Date
Mac OS X 10.711A511
July 20, 2011
Mac OS X 10.7.111B26
August 16, 2011
Mac OS X 10.7.211C74October 12, 2011
Mac OS X 10.7.311D50
February 1, 2012
Mac OS X 10.7.411E53May 9, 2012
Mac OS X 10.7.511G56September 19, 2012
Mac OS X 10.7.5 Supplemental Update11G63October 4, 2012

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