iOS11
iOS 11 is the eleventh major release of Apple's iOS operating system for iPhone and iPad. Announced at the Worldwide Developers Conference on June 5, 2017 and released to the public on September 19, 2017, it introduced a broad set of changes focused on productivity for iPad while updating the iPhone experience.
The update was compatible with iPhone 5s and newer, iPad mini 2 and newer, iPad Air and
Key features included a redesigned App Store, a new Files app for managing documents across iCloud Drive
iOS 11 received several follow-up updates before being superseded by iOS 12 in September 2018. The release