IOS 10 incorporates changes to 3D Touch and the lock screen. It was succeeded by iOS 11 on September 19, 2017. It was announced at the company's Worldwide Developers Conference on June 13, 2016, and was released on September 13, that year. IOS 10 is the tenth major release of the iOS mobile operating system developed by Apple Inc., being the successor to iOS 9. Drops support for iPhone 4S, iPad 2, iPad (3rd generation), iPad Mini (1st generation), and iPod Touch (5th generation)
As a result, security updates are no longer available. IOS 10 - Apple at the Wayback Machine (archived September 12, 2017)
Proprietary software with open-source components