Heads up to all El Capitan users: OS X 10.11.3 is now available through the Mac App Store. Apple released the first developer beta version of the software update in mid-December after shipping OS X 10.11.2 earlier in the month. The second OS X 10.11.3 beta followed at the start of January. Apple has since started testing OS X 10.11.4.
OS X 10.11.3 Stories January 19, 2016
OS X 10.11.3 Stories December 16, 2015