Contrary to expectations, Apple is rolling out a new wave of developer betas ahead of next week’s “Awe Dropping” event . Here’s what to expect.
As with past releases, macOS Tahoe 26 developer beta 8 brought mostly under-the-hood improvements last week, which is also expected from today’s release.
The build number for today’s macOS Tahoe 26 beta 9 release is 25A5351b. We’re taking a closer look to spot any user-facing tweaks, and will report back with anything noteworthy.
As announced at WWDC25, macOS Tahoe 26 introduces the Liquid Glass UI overhaul, alongside features like Live Activities on the Mac, a much improved Spotlight with clipboard history and Shortcuts integration, plus a dedicated Phone app and Live Translation for Messages, FaceTime and phone calls.
The system is also getting the new Games app, as well as the long-awaited Journal app.
Here’s how to install the macOS Tahoe 26 developer beta 9:
- Backup your Mac
- Open System Settings
- Go to General ⇾ Software Update
- Click the ‘i’ icon next to Beta Updates
- From the dropdown menu in the top-right, select the macOS Developer Tahoe Beta
- Hit ‘Done’
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