How Do I Upgrade The iPhone 3G Past iOS 4.2.1?
Can I upgrade my iPhone 3G from iOS 4.2.1 to iOS 5 or 6?
- Asked by Eric M. May 13th, 2014
Sorry, the highest supported operating system for the iPhone 3G is iOS 4.2.1. It's impossible to upgrade the device to iOS 5 or iOS 6.