Before we get started, here are some more common things to know about the latest version of macOS: Updating is free as always, it runs on most Macs from 2009 onwards, and you can only update from El Capitan (you can't skip it). And with the iPhone getting a new operating system in iOS 10, it is only logical that Mac computers get theirs. To upgrade Mac OS X El Capitan to macOS Sierra 10.12, the latest updates from Apple.Inc, Download the macOS Sierra 10.12.1 latest version from Apple App Store. The older hardware had a pretty good run, but it's always sad when the end of a computer's useful life is dictated by Apple rather than by the user who bought the machine. macOS Sierra is more optimized for modern Macs, than previous versions. Ok, now let's see what Sierra has to offer. That said, if you aren’t running Sierra or El Capitan right now, perhaps you are looking to upgrade from an older version of Mac OS X, such as Yosemite or Mavericks, then you’ll be interested.

OS X El Capitan included, for example Haswell-specific optimizations (system libraries) which are not available on older processor architectures.

Retromac2008 said: I left all my macs with El Capitan.

The 13th version of the Mac OS will be called Sierra, and should replace the existing Mac OS El Capitan. Sierra comes with a number of changes, improvements, and features, so let’s take some time to compare the two operating systems.

Ios el capitan vs sierra