Apple today provided developers with the third beta of macOS Tahoe 26 for testing purposes, with the update coming two weeks after the second beta.
Registered developers can download the new beta software through the System Settings app. Right now, there is a bit of a bug with the beta that is preventing Apple silicon Macs from being able to download it. Intel Macs can be updated with no issue, but Apple will need to address the server side bug before it will be available to everyone.
macOS Tahoe features Apple’s Liquid Glass redesign, which extends across all of the new updates this year. Apple also brought the Phone and Journal apps to the Mac for the first time, and introduced a new cross-platform Games app.
Read more at MacRumors.com