An updated MacBook with Retina display 12 “ could be launched by the end of April, according to information discovered in System Image Utility Apple and OS X Server.
The Retina MacBook was launched in April 2015, then an update to one year away makes sense. It will probably be a minor upgrade, perhaps the device will mount one of Skylake Intel chips.
The new Core M Skylake offer 10 hours of battery life and faster CPU performance by 10-20% compared
with M Broadwell processors used for the first generation MacBook Retina.
According to a ‘ rumor leaked yesterday , Apple is working on new MacBook display with 13 “and 15”
ultra thin, but it is not known their’ family ‘of belonging (Air, Pro …). These could be revealed between June and July, perhaps during the WWDC.