Apple released for testing iOS 12.4 beta 4 with MacOS Mojave 10.14.6 beta 2. These beta builds are completely separate from the current iOS 13 beta 1 and MacOS Catalina Beta 1, which are also in active beta testing for developers. iOS 12.4 beta 4 probably focuses on fixing bugs and minor improvements for the
Apple released the first beta version of iOS 12.4 and macOS Mojave 10.14.6 for users registered in the corresponding beta testing programs. The release of iOS 12.4 beta 1 and macOS 10.14.6 beta 1 occurs a day after the wide public release of the iOS 12.3 update for iPhone and iPad users and the macOS