Engadget | 01.04.2026 18:00WWDC 2026, the latest version of Apple's yearly developer conference, runs from June 8-12, and by all appearances the company has some important updates to outline. In comparison to Liquid Glass, the design material Apple introduced last year and now uses across all its operating systems, the new features the company is rumored to announce might not be aesthetic, but they could make just as big of a splash. Namely because Apple might finally be ready to show off its second stab at an overhauled version of Siri.