Following yesterday's iOS 10.2, tvOS 10.1 and watchOS 3.1.1 releases, Apple today completed its OS updates by launching macOS 10.12.2 software update (build 16C67) for Sierra-compatible Macs. In addition to bug fixes and performance improvements, macOS Sierra 10.12.2 packs in 100+ new and redrawn emoji available across iOS 10.2 and watchOS 3.1.1 as well.
There's a new shortcut for taking screenshots of the Touch Bar and Chinese users can put a new Chinese Trackpad Handwriting button to the Touch Bar's Control Strip. If you use Boot Camp, Sierra now supports new installations of Windows 8 and Windows 7 on supported Macs.