System requirements Īll Macintosh products that can run Mountain Lion, Mavericks, or Yosemite can run El Capitan, although not all of its features will work on older models. OS X El Capitan was released to end users on September 30, 2015, as a free upgrade through the Mac App Store. There were multiple betas released after the keynote.

The first public beta was made available on July 9, 2015. The first beta of OS X El Capitan was released to developers shortly following the WWDC keynote on June 8, 2015. OS X El Capitan received far better reviews than did Yosemite. El Capitan is the final version to be released under the name OS X. Following the California location-based naming scheme introduced with OS X Mavericks, El Capitan was named after a rock formation in Yosemite National Park.

It focuses mainly on performance, stability, and security. OS X El Capitan ( / ɛ l ˌ k æ p ɪ ˈ t ɑː n/ el KAP-i- TAHN) ( version 10.11) is the twelfth major release of macOS (named OS X at the time of El Capitan's release), Apple Inc.'s desktop and server operating system for Macintosh.

Download and install os x el capitan