With Yosemite, Apple has unleashed the most innovative version of OS X yet—and once again, David Pogue brings his expertise and humor to the #1 bestselling Mac book. Mac OS X 10.10 includes more innovations from the iPad and adds a variety of new features throughout the operating system. This updated edition covers it all with something new on practically every page. Get the scoop on Yosemite’s big-ticket changes Learn enhancements to existing applications, such as Safari and Mail Take advantage of shortcuts and undocumented tricks Use power user tips for networking, file sharing, and building your own services