As part of iOS 26's interface changes, your iPhone lock screen can take on a new look with spatial photos available as the background image for your phone and an adaptive time feature that adjusts the look of the on-screen clock to fit with the other visual elements. We go through all the iOS 26 lock screen changes.

Testing with developer and public beta versions went smoothly for even the oldest supported models. But there are safety measures if upgrading to the beta or release version goes awry.