Only few days after the Cupertino-based company released a previous beta version of OS X Mountain Lion 10.8.2, which has an assembly serial number 12C50, another test version of the system became available for developers and contains more iOS 6 features . This time Apple has assigned build number 12C53, and at the moment it is available for download in the developer section of the company website. As is the case with the previous build, Apple recommends that developers download OS X 10.8.2 12C53 and pay special attention to the work of integration with Facebook, Power Nap functions and advanced features - iMessage. download os x mountain lion 10.8.2 12c53 The main innovation of the new building was to support new iOS 6 features. This is indicated by the need to read the updated agreement related to iCloud, as well as an updated iPhoto for full operation Photostream. Thus, the new build can test the function Shared Photo Streams, you can share photos with friends from Photostream. Often the output from the new beta versions of OS X 10.8.2 says that the release of the updates already on the horizon. This version will be the second minor update after OS X Mountain Lion 10.8 and it is also long awaited by the Mac users. Many of Mac users were sure that OS X Mountain lion 10.8.2 would be launched on Apple event on September 12 with iPhone 5 and iOS 6. But it didn't happened. As usual, it wasn't noted about any kind of recognized issues and suggested for programmers to turn their focus on Facebook integration. Besides Apple suggests to concentrate on new Power Nap technology, enabling covertly do a little action while computer is resting. Obviously, the OS X 10.8.2 Mountain Lion 12C53 functions better and more efficiently than previous beta versions. Keep in mind you can download OS X Mountain Lion 10.8.2 12C53 on Apple website if you have developer account and test the latest version of OS X.