Apple commences developer beta testing of iOS 12.1.2, tvOS 12.1.2, macOS 10.14.3, and watchOS 5.1.3

Apple has restarted the beta testing cycle once more after its latest batch of public releases, providing developers the first builds of iOS 12.1.2, tvOS 12.1.2, macOS 10.14.3, and watchOS 5.1.3.