OS X El Capitan

OS X El Capitan
Version of OS X
Preliminary name
Latest build15G22010
Release date2015-09-30
Support end2018-09-24
OS X Yosemite
Replaced by
macOS Sierra

OS X El Capitan, or OS X 10.11, is the twelfth major release of the OS X operating system that was released on 30 September 2015. It was announced on 8 June 2015 at WWDC. It is the last version of OS X to have support for Intel processors without SSE4.1. It is also the last version to be released under the OS X name as the operating system would be rebranded as macOS starting with the release of macOS Sierra in 2016.

New features and changes[edit | edit source]

  • New window management features were introduced.
  • Enhanced multi-touch gestures for Mail, Messages, etc.
  • Notes app received a complete overhaul.
  • Editing extensions were introduced to the Photos app.
  • The default system font was changed from Helvetica Neue to the Apple designed San Francisco.
  • Spolight search was improved to be more contextual and now processes search queries in natural language. It can also be moved and resized across the screen.
  • Added the ability to pin and mute tabs in Safari.
  • A new security mechanism called System Integrity Protection (SIP).
  • Support for the Intel Skylake processors.

Hardware compatibility[edit | edit source]

OS X El Capitan is officially compatible with the following Macs:

  • iMac (Mid 2007 and later)
  • MacBook (Late 2008 and later)
  • MacBook Air (Late 2008 and later)
  • MacBook Pro (Mid 2007 and later)
  • Mac mini (Early 2009 and later)
  • Mac Pro (Early 2008 and later)
  • Xserve (Early 2009)

List of known builds[edit | edit source]

10.11.0[edit | edit source]

10.11.1[edit | edit source]

10.11.2[edit | edit source]

10.11.3[edit | edit source]

10.11.4[edit | edit source]

10.11.5[edit | edit source]

10.11.6[edit | edit source]

Security Updates[edit | edit source]

2016-001[edit | edit source]

2016-002[edit | edit source]

2016-003[edit | edit source]

2017-001[edit | edit source]

2017-002[edit | edit source]

2017-003[edit | edit source]

2017-004[edit | edit source]

2017-005[edit | edit source]

2018-001[edit | edit source]

2018-002[edit | edit source]

2018-003[edit | edit source]

2018-004[edit | edit source]