macOS 26, named Tahoe , is Apple’s current Mac operating system, and it carries two stories at once. The first is cosmetic and immediate: the Mac now wears Liquid Glass , its biggest design change since 2013. The second is structural and final: Tahoe is the last version of macOS to support Intel Macs . Together they make this a transitional release worth understanding whether you use a Mac or build software for one. Liquid Glass on the desktop Apple brought its new translucent material to the Mac, and it goes deep: desktop icons, folders, the Dock, in-app navigation, menus, toolbars, and Control Center all pick up the glass treatment. A transparent menu bar makes the display feel larger, and Liquid Glass sidebars and toolbars reflect and refract the content behind them. Apple also added personalization borrowed from iOS — light, dark, and clear icon tints, plus custom accent and text-highlight colors. A Phone app on the Mac One of the more genuinely useful additions is a Phone app ...