OS X Yosemite (10.10): LSU Overview


Yosemite OS X Logo

General Information

Apple's OS X Yosemite is version 10.10 of the Mac operating system released on October 2014. With a modified look and many new features including Continuity (mobile device integration) and iCloud Drive (cloud integration). It available to all Mac users free of charge.
 

Download & Installation Instructions

Download OS X (Yosemite) from Apple. (*Within Mac App Store)

-- OS X (Yosemite): Upgrade Checklist
 

Training & Support

OS X (Yosemite): Support 

OS X (Yosemite): Communities
 

Referenced from: Apple.com