What is Solarium? Everything we know about Apple’s major UI overhaul at WWDC
Kerry Wan/ZDNETIf the rumors are true, Apple is working on its biggest visual overhaul to its mobile operating system since iOS 7 — which famously ditched skeuomorphic features in favor of flat design. It reportedly plans to update the look of icons, menus and windows, system buttons, and even apps. But that’s not all: The company wants to extend this overhaul to all its devices. Also: How to watch Apple WWDC 2025 keynote : What to expect with iOS 26, Siri, AIAccording to Bloomberg, Apple aims to roll out a consistent appearance across its operating systems — from the iPhone to Vision Pro — and will use WWDC 2025 today to reveal this big update that’s currently called Solarium. What is Solarium? Bloomberg’s Mark Gurman first reported in March that iOS 19, iPadOS 19, and MacOS 16 will receive new designs, including more translucency for a glass-like appearance. Now, in May, he’s claiming the codename for this major redesign is known internally at Apple as Solarium. It’s meant to conjure thoughts of bright, glass-walled rooms full of sunlight. Also: 6 things I did immediately after installing iOS 18.5 on my iPhone – and why you should tooThis leaked codename is seen as evidence that the company is designing updated, modern interfaces. Gurman confirmed Solarium is expected to touch every corner of Apple’s software ecosystem — not just the iPhone — and it will be its biggest UI revamp in over a decade. There aren’t many details just yet, but the changes will “go well beyond a new design language and aesthetic tweaks.” How Solarium might change things More