iOS 10.3 public beta 4 was released by Apple a few hours ago, with Apple providing the update shortly after the standard beta version was released. iOS 10.3 public beta 4 comes with exactly the same changes as the public beta version, so users will not see anything different between them, apart from the name itself.
Apple has not implemented any notable changes in iOS 10.3 public beta 4 compared to the previous version, so don't expect to see anything new. Those from Apple claim that iOS 10.3 public beta 4 solves some problems reported by users and improves the general stability of the operating system, implicitly also the user experience.
iOS 10.3 public beta 4 can be installed by anyone who has a previous public beta version, the system Software Update, Software Update, being the simplest method. You can update from Settings > General > Software Update, Configurations > General > Software Update, following the steps indicated by Apple on the screen.
