Every iPhone model that can be updated to Apple's iOS 26 (and which ones can't)

Apple today unveiled significant updates to its operating system during WWDC 2025, including a visual redesign and a new name: iOS 26. With the new Liquid Glass approach to UI, Apple will offer users a more consistent design and experience across all Apple devices.

Also: The best iOS 26 features that will make updating your iPhone worthwhile

Each WWDC features the debut of a new version of iOS, giving users a preview of the latest iteration of its smartphone software for the iPhone, which is then made available for download as a developer beta. Apple removes one or two older iPhone models from its list of supported devices each time it releases a new iOS version, marking the end of those devices' software support cycle.

We've added guidance below on how to trade in your old iPhone, and more details about iOS 18 features. Here's ...