MacOS Sierra Overview:Įarlier this week, the new generation of iPhones on the market was announced by the giant with the new iPhone X, the superb new iPhone special premium. It also consumes system resources efficiently and performs all operations without slowing your Mac. A smart user interface supporting all of the latest equipment and improved compatibility. It comes with various new features and improvements to the best Mac operating system. The macOS Sierra focuses in particular on Mac performance, compatibility, stability and security with numerous improvements.