The menu bar and the Dock are available on each display.

MacBook Pro (13-inch, Mid/Late 2007 or later), (15-inch or 17-inch, Mid/Late 2007 or later).

MacBook (13-inch Aluminum, Late 2008), (13-inch Polycarbonate, Early 2009 or later).

Mavericks and later versions are all available for free. OS X Mavericks can run on any Mac that can run OS X Mountain Lion as with Mountain Lion, 2 GB of RAM, 8 GB of available storage, and OS X 10.6.8 (Snow Leopard) or later are required. On October 22, 2013, Apple offered free upgrades for life on OS X and iWork. During a keynote on October 22, 2013, Apple announced that the official release of 10.9 on the Mac App Store would be available immediately, and that unlike previous versions of OS X, 10.9 would be available at no charge to all users running Snow Leopard (10.6.8) or later.

5 Other applications found in MavericksĪpple announced OS X Mavericks on June 10, 2013, during the company's Apple Worldwide Developers Conference (WWDC) keynote (which also introduced iOS 7, a revised MacBook Air, the sixth-generation AirPort Extreme, the fifth-generation AirPort Time Capsule, and a redesigned Mac Pro).

Mac os x mavericks dmg mega