Apple has released iOS 11.3, tvOS 11.3, and watchOS 4.3 couple of days back and now Apple has started testing the next version of operating systems for iPhone, iPad, Apple Watch, and Apple TV, developers enrolled into its beta program the first releases of iOS 11.4, tvOS 11.4, and watchOS 4.3.1. First iOS 11.4 beta carries the build number 15F5037c.
First iOS 11.4 beta is now available to developers to download from the Apple Developer Center and through an OTA update. Developer public beta will be available soon. The beta released today for developers should bring support for ClassKit, as Apple first mentioned that iOS 11.4 being in works during its ‘Apple Education event’ in Chicago, where it revealed new tools and education software. During the Field Trip event, Apple noted that ClassKit, its framework that allows developers to link their apps to the upcoming Schoolwork app. It is also expected that update also brings support for AirPlay 2, which was expected to arrive with iOS 11.3
tvOS carries the build number 15L5536c and tvOS carries the build number 15T5535b for the beta release. The first developer beta for watchOS 4.3.1 suggests that it will bring only a minor update and not any major improvements. iOS 11.4 is set to debut in June, which gives Apple at least two months to test.