IPhone 4S announced iPhone 5s and iPhone 5c. This was unusual for Apple as an upper case 'S' had been used since the introduction of the iPhone 3GS in 2009. On September 9, 2014, the iPhone 4S was officially discontinued following the reveal of the iPhone 6 and the iPhone 6 Plus. However, 4S production did continue for developing markets until February 17, 2016. On June 13, 2016, following the release of iOS 10, Apple dropped support on the iPhone 4S, making iOS 9.3.5 the last version available for the device. The runs iOS, Apple's mobile operating system. The user interface of
History of iPhone import stores soon after it went on sale in the US. The original models available for sale in New Zealand were unlocked for use on the Vodafone network and could be used with any plan, including pre-paid plans. Subsequent launches of iPhone models in New Zealand have typically been a few weeks after the worldwide release. On November 8, 2011, Telecom announced that they would offer the iPhone 4S on their network, along with earlier models (the iPhone 3GS and the iPhone 4). After months of high anticipation, the first iPhone to be released in Canada was the iPhone 3G.