Apple Seeds OS X 10.10.4 Beta 4
Apple has today seeded the fourth beta of OS X 10.10.4 to developers. This bets comes just over two weeks after the last version. This update to Yosemite mainly adds bug fixes and improvements.
Developers and beta testers can update to beta 4 in the Mac App Store > Updates > Software updates > OS X 10.10.4 seed 4. If you don’t have it yet you can download it for the first time from the Mac Developer center.