Check out the speed and battery life of the official iOS 12 with iOS 11.4.1 on iPhone 5S, iPhone 6, iPhone 6S and iPhone 7, should it be updated?
youtube channel iapplebytes has experimented to compare the official ios 12 speed with ios 11.4.1 on iphone 5s, iphone 6, iphone 6s and iphone 7 to check if the speed of this new
