Apple today distributed watchOS 4.2 to the Apple Watch. In addition to several bug fixes, the updated software adds support for Apple Pay Cash to Apple’s wearable. Apple Pay Cash lets people send money directly to one another through Apple’s messaging application. The idea is to make it easy for people to pay or repay one another directly. Apple recently added support for Apple Pay Cash to the iPhone via iOS 11.2.
Source: Phone Scoop – Latest News