iOS 26 and iPadOS 26 were announced at Apple's WWDC conference.New features include an all-new Liquid Glass interface.iOS 26 drops support for iPhone XR, XS, and XS Max.Prepare by backing up your device before updating.To install iOS 26, register as a developer and follow simple steps in the Settings app.For past beta users, update to iOS 26 by selecting it in the Beta Updates section.If you don't see the Beta Updates option, register on Apple's developer website.To get iPadOS 26, follow the same process as for iOS 26.For device compatibility with iPadOS 26, check iPad models listed.If facing installation issues, wait for updates or try the Apple Developer app.