Apple's 2026 operating systems will be unified and see a major visual upgrade called the Liquid Glass design language.

It's finally time for WWDC 2025, Apple's biggest developer conference of the year. It's also a chance for Apple to notch a win. There's considerable pressure on the company to build on its promises and to make amends to developers as it lags behind in AI and faces continued legal challenges over its App Store.

Every year, iOS is one of the star attractions of Apple 's Worldwide Developers Conference keynote. It's our first official look at new features and other changes that are coming to iPhones in the fall. The 2025 WWDC keynote was no exception, and the most immediate change is to the iOS naming system.