Mac OS X Lion is easier to install than any previous version of Mac OS X. You don’t have to boot from a DVD or flash drive. Just download the Install Mac OS X Lion ...

Yosemite changes the look and feel of your Mac, from ever-so-transparent windows to a completely new Spotlight interface. But what hasn’t changed is how you get it—following in the footsteps of ...

Today, Apple officially releases Mac OS X 10.4 (Tiger) -- a major update that will be installed by thousands of early adopters (many users received their copies a week ago) in its first few hours of ...