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MacOS 27 will go live with the new MacBooks this fall, but you can opt into the Developer Beta now. Here's how.
At WWDC 2026, Apple announced MacOS 27 "Golden Gate," the latest operating system for MacBooks launching this fall. It's mostly centered around performance improvements and visual design optimizations, but the main draw is a redesigned Siri.
Although we have some time to go before Golden Gate is available to the public, you can download the developer beta now and try out the new features as they exist. But keep in mind: It's not free (it'll cost you $99/a year).
Also: Apple WWDC live blog 2026: Live updates on iOS 27, Siri, Apple Intelligence and smart glasses
The reason is that this stage of the beta is technically reserved for developers to test out their apps -- not the public. Features could still be in an unfinished state, buggy, or not optimized for performance.
Apple typically releases its public beta for MacOS in July, so if you don't want to pay, I'd suggest waiting until then. I'd also recommend not using your main driver for this, and as always, backing up your data before you make any kind of system-wide changes.
Golden Gate marks the end of Apple's support for Intel-based Macs, so you'll need at the bare minimum a device running Apple Silicon. That includes any of the following Macs: