Apple has released the fourth beta of watchOS 6.1 to the developers
Update your apps to use new features, and test your apps against API changes.watchOS 6.1 Beta 4 released
Overview
The watchOS 6.1 SDK provides support for developing watchOS apps for Apple Watch devices running watchOS 6.1. The SDK comes bundled with Xcode 11.2 beta available from Beta Software Downloads. For information on the compatibility requirements for Xcode 11.2 beta, see Xcode 11.2 Beta 2 Release Notes.
General
There are no release notes for this software update.