SEE: Apple iOS 14: A cheat sheet (free PDF) (TechRepublic) What is iOS 14, and will it work on my device? This article will be updated with the latest information about iOS 14. This iOS 14 cheat sheet details what developers and users need to know about the operating system and covers the redesigned Home Screen, App Clips, Car Play features and more. The first version of iOS 14, 14.0, was released to the general public on September 16, 2020. One of the major announcements was the 14th iteration of Apple's mobile operating system for iOS devices called iOS 14. During Apple's virtual Worldwide Developer Conference 2020 (WWDC) on Monday, June 22, 2020, CEO Tim Cook and other Apple employees unveiled the company's latest developer tools and platforms enhancements.