Apple has posted beta 3 of watchOS 4.3 for developers. Registered developers can download it from Apple’s Developer Center — or over-the-air once the proper configuration profile has been installed from the Developer Center.
Developer beta 3 of watchOS 4.3 now available
![Developer beta 3 of watchOS 4.3 now available](https://www.mactech.com/wp-content/uploads/2018/02/watchOS-4-icon_1.jpg)