Apple Seeds Third Beta of watchOS 4.2 to DevelopersJuli Clover / MacRumors - 2 years ago
  • Once the proper configuration profile has been installed from the Apple Developer Center, the new watchOS 4.2 beta can be downloaded through the dedicated Apple Watch app on the iPhone by going to General –> Software update.
  • To install the update, the Apple Watch needs to have at least 50 percent battery, it must be placed on the charger, and it has to be in range of the iPhone. watchOS 4.2 brings support for Apple Pay Cash, Apple’s new peer-to-peer payment service that is designed to let users send money to one another.