in Firmware Update Apple is asking users to install iOS 15.. Here's how by The best January 20, 2022, 7:54 am 1.2k Views Apple is asking users to install iOS 15.. Here’s how iphone and apple and IOS and iphone 13 and iphone 13 pro max and iphone 14 pro max and iphone 14 Share this: See more Previous article You will look at the Pro and get this “iPhone 13 review” Next article Starlink Report December 13 2021