With skin tone and gender variations, there are hundreds of new emoji in the update, which are also available in iOS 11.1 and watchOS 4.1. The macOS High Sierra 10.13.1 update also brings new Unicode 10 emoji like crazy face, pie, pretzel, t-rex, vampire, exploding head, face vomiting, shushing face, love you gesture, brain, scarf, zebra, giraffe, fortune cookie, pie, hedgehog, and more. Using a key reinstallation attack or 'KRACK,' attackers could use a now-fixed exploit in the WPA2 protocol to decrypt network traffic to sniff out sensitive information like passwords. Today's update includes a fix for a serious vulnerability in the WPA2 Wi-Fi standard that protects many modern Wi-Fi networks. MacOS High Sierra 10.13.1 can be downloaded directly from the Mac App Store or through the Software Update function in the Mac App Store on all compatible Macs that are already running macOS High Sierra.

Apple today released macOS High Sierra 10.13.1, the first major update for the new macOS High Sierra operating system that was first released to the public on September 25.

How to update your mac software 10.13