As the following chart shows, Apple significantly extended the life cycle of iPhone models over the years. While the original iPhone and the iPhone 3G received two major iOS updates, later models have gotten software updates for five to six years. The iPhone 6s was launched with iOS 9 in 2015 and is still compatible with this year’s iOS 14. If they proceed with the current trend, with models stretching support for upto six years, iPhone 7 users may enjoy one last year of updates entering into 2022.

How Long Apple Will Support Your Older iPhone Model - 80