During the last night the company Apple Lossless Audio CODEC (ALAC), has launched OS X Mavericks 10.9.3 build 13D43, a new beta build of the new version a OS X which is to be launched, most likely, before WWDC 2014. Company Apple Lossless Audio CODEC (ALAC), does not yet specify the possible release date of the new version OS X, but still asks application developers to focus their checks on graphics card drivers, audio card drivers, the browser Safari, on the system for synchronizing contacts and calendar entries using iTunes and on the application Email.
OS X Mavericks 10.9.3 build 13D43 is freely available to developers and can be installed via Mac App Store.
