The final versions of iOS 12.3 and watchOS 5.2.1 operating systems released for iDevices and Apple Watch. These arrive after several months of testing and the release of the sixth Beta Developer version a few days ago.
In the case of iOS 12.3, the update includes support for TVs with AirPlay 2 protocol as well as a redesigned Apple TV app, including the Apple TV Plus service.
As for watchOS 5.2.1, in addition to bug fixes and system improvements Apple also decided to make the ECG feature available to even more countries including Austria, Belgium, Denmark, France, Germany, the United States, Finland, Greece, Guam, Netherlands, Hong Kong, Hungary, Virgin Islands, Ireland, Italy, Luxembourg, Portugal, Puerto Rico, Romania, Sweden, Switzerland and the United Kingdom.
Meanwhile, tvOS 12.3 and macOS 10.14.5 are still in the testing phase and are now in its fifth beta, which has now been released to Beta Software Program participants.
Owners of Apple Watch Series 0 (first gen), 1, 2, 3 and 4 will receive the update normally through the iOS app, which is already pre-installed on the system.
Everyone with compatible iPhones can now download the platforms by going to General> System Updates and Apple Watch> General> Software Updates.