iOS 26 for iPhone with a new design, more helpful Apple Intelligence, polls and backgrounds in Messages, and features that make every day effortless.
iOS (formerly iPhone OS) is a mobile operating system created and developed by Apple for its iPhone line of smartphones. It was unveiled in January 2007 alongside the first-generation iPhone, and was released in June 2007.
iOS 26 brings a new design, intelligent experiences, and improvements to the apps you rely on every day. The new design with Liquid Glass brings a more expressive and seamless experience to your Lock Screen and Home Screen, as well as apps, navigation, and controls.
All the New Features the Massive iOS 26.4 Update Brings to Your ... - CNET
iOS is Apple’s proprietary mobile operating system. Running exclusively on iPhones, it is the software that powers your entire device. Apple constantly updates iOS to introduce new features, remove bugs, and improve your data security.
iOS 26 is the newest version of iOS, the operating system that runs on the iPhone. If you were expecting iOS 19 after iOS 18, you might be a little surprised to see Apple jump to iOS 26, but...
iOS 26[3] is the nineteenth major release of Apple 's iOS operating system for the iPhone. It was announced at the 2025 Worldwide Developers Conference (WWDC) on , and released on . [4]
When you update to the latest version of iOS, your data and settings remain unchanged. You can also automatically install system file updates to improve the features of your iPhone without updating iOS. Before you update, set up iPhone to back up automatically, or back up your device manually.