It also adds expanded support for mobile devices and collaboration using OS X Server.
SEE: Free ebook: Executive's guide to Apple in the enterprise Executive summary
To help IT support staff, systems administrators, and enterprise users get up to speed on OS X El Capitan, the most important details and related resources have been compiled into this guide, which we will update as new information becomes available. Marking the 12th major release in Apple's annual OS release cycle, version 10.11 El Capitan is an extension of the previous version of OS X, Yosemite, in that it focuses on adding stability, performance, and security enhancements to the already rock-solid UNIX foundation.