Macworld Every year, Apple updates the Mac operating system. The current version of macOS is macOS 26, and Apple runs a beta program, which means developers and registered public testers can try out new features before they are released to the general public later in the year. The beta process doesn’t stop with the full release of macOS in the fall. After macOS 26 Tahoe arrived on Macs in September 2025, development continued with new features rolled out every couple of months. In this article, we’ll explain what you need to do to get your hands on a copy of the new beta of macOS 26, how to install it, and what you should bear in mind if you want to avoid problems. (If you would prefer to use the latest official release of macOS, here’s how to update macOS on your Mac.) Update March 3, 2026: Apple released the macOS 26.4 beta 3. macOS beta: Latest version The most recent version of the macOS 26 Tahoe developer beta is version 26.4. It was released on Februar
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