iOS 12.1 beta 4

Apple releases iOS 12.1 beta 4, tvOS 12.1 beta 4 and watchOS 5.1 beta 4

Bryan M. Wolfe ∙ October 15, 2018

Apple has released the fourth iOS 12.1 beta to developers. The company also released tvOS 12.1 beta 4 and watchOS 5.1 beta 4.