The latest update of this bestselling OS X guide will have you working miracles in no time with Mountain Lion, which features all-new, system-wide integration with iCloud. With this book, you can learn in your own way, whether it's working through the lessons from start to finish, jumping straight to step-by-step exercises about new features, or looking up just what you need to know at that moment. There are hundreds of exciting tools and hidden gems in your Macintosh. Author Lynn Beighley uses her gentle, yet expert, instruction to help you find these tools and gems and master them, taking full advantage of all that Mountain Lion has to offer. If you are new to OS X, you'll learn the basics of how to use OS X efficiently and joyfully. From there, you can move on to customize Mountain Lion to suit the way you work. And if you've been using OS X already, you'll learn to use all of Mountain Lion's new features, including iCloud integration, Messages, Reminders, Notes, the Notification Center, Share Sheets, Gatekeeper, and more.