Why can’t I upgrade my iPhone 6plus with iOS 12.5 to the latest iOS
How can I upgrade my iPhone 6plus with iOS 12.5 to the latest
iPhone 6 Plus
Question marked as
iOS 12.5.6 is the latest iOS that the iPhone 6 Plus will run. It is not capable of an iOS newer than that. If you need something newer than iOS 12.5.6, you will need to purchase a newer iPhone.