How to install macOS Golden Gate 27 developer beta 4 on your Mac

Explore with AI:

Apple has now released macOS Golden Gate developer beta 4, and it’s the most polished build yet. First unveiled at WWDC 2026, macOS Golden Gate brings a refined Liquid Glass design with better readability, deeper Apple Intelligence integration across Photos, Safari, Passwords, and Image Playground, and a significantly smarter Siri AI that lives right in Spotlight.

Beta 4 sharpens things further with improved Liquid Glass opacity and shadowing so it’s easier to tell when a window is active, uniform toolbars, edge-to-edge sidebars, fewer icons cluttering the menu bar, Visual Intelligence now built into the Mac, and an option to let AI automatically update your weak passwords.

Worth noting: macOS Golden Gate is the first macOS release built exclusively for Apple silicon. If your Mac runs an Intel processor, this will be the last upgrade you can make. Intel apps will still run via Rosetta 2 for now, but the transition is complete.

If you want to be among the first to experience what’s changed, here’s how to download and install macOS Golden Gate developer beta 4 on your Mac.

Things to know before installing macOS Golden Gate 27 developer beta 4

Before you download the beta, keep the following points in mind:

• Developer betas are early versions of software and may contain bugs, performance issues, and app compatibility problems.
• Some third-party apps may not work properly until they’re updated for macOS 27.
• Installing beta software on your primary work Mac isn’t recommended.
• Create a complete backup of your Mac before proceeding so you can restore your data if needed.

Macs compatible with macOS Golden Gate 27

Apple has confirmed that macOS 27 supports the following Mac models:

• MacBook Neo – MacBook Neo (2026)
• MacBook Air – MacBook Air with Apple silicon (2020 and later)
• MacBook Pro – MacBook Pro with Apple silicon (2020 and later)
• iMac – iMac with Apple silicon (2021 and later)
• Mac mini – Mac mini with Apple silicon (2020 and later)
• Mac Studio – Mac Studio with Apple silicon (2022 and later)
• Mac Pro – Mac Pro with Apple silicon (2023 and later)

How to enroll in the Apple Developer Program

To receive beta updates on your Mac, you first need to enroll in the Apple Developer Program. Rest assured, there’s no fee involved. Here’s how:

1. Visit the Apple Developer website.
2. Sign in with your Apple Account.    
3. Complete the enrollment process if prompted.

Once enrolled, your Mac will become eligible for developer beta updates.

How to install macOS Golden Gate 27 developer beta 4

Signing up for the Apple Developer Program doesn’t automatically push the macOS 27 developer beta to your Mac. Once you’re enrolled, you still need to turn on developer beta updates in System Settings. After that, macOS 27 Developer Beta should appear in Software Update, ready to download and install.

1. Open Settings and select General in the sidebar.
2. Here, click Software Updates.
3. Now, click the information button next to Beta Updates.
4. Click Off.
5. Next, choose the macOS 27 developer beta option and click Done.
6. Wait for the update to appear.
7. Click Upgrade Now or Update Now.
8. Follow the on-screen instructions to complete the installation.

Can’t find the macOS Golden Gate developer beta 4?

If you’ve successfully enrolled in the Apple Developer program but the beta update isn’t showing up, try the following:

• Make sure you’re signed in with the same Apple Account enrolled in the Developer Program.
• Restart your Mac and check again.
• Ensure your Mac is compatible with macOS 27.
• Wait a little longer, as Apple may take some time to make the update available across all regions.

Should you install macOS Golden Gate developer beta 4?

The macOS 27 developer beta gives you early access to all the new features Apple announced at WWDC 2026, but it comes with the usual beta software trade-offs. You may run into bugs, app compatibility issues, unexpected battery drain, or performance hiccups that can affect day-to-day use.

I usually recommend installing the first developer beta on a secondary Mac if you have one; otherwise, wait for the public beta release. That way, you can try the new features without risking your primary workflow.

How to stop receiving macOS Golden Gate 27 beta 4 updates

If you no longer wish to receive beta updates on your Mac, follow these steps:

1. Go to Settings → General → Software Updates.
2. Here, click the information button next to Beta Updates.
3. Now, click macOS 27 developer beta.
4. Next, choose the Off option.

After turning off Beta Updates, your Mac will stop receiving future macOS Golden Gate 27 beta builds. You’ll remain on your current beta version until Apple releases a newer public version of macOS. Once a stable release newer than your installed beta becomes available, you can update to it through Software Update without re-enabling beta updates.

If you’d rather leave the beta program immediately and return to a stable version of macOS, you’ll need to erase your Mac and reinstall the latest public release. You can then restore your data using a backup created before installing the macOS 27 developer beta. This is why backing up your Mac before installing beta software is always recommended.

Signing off…

macOS Golden Gate developer beta 4 gives Mac users an even better look at everything Apple announced at WWDC 2026. This build is noticeably more refined than earlier releases, with meaningful improvements to Liquid Glass readability, window shadowing, Siri AI, and Apple Intelligence across core apps. While beta software is never perfect, this is the fastest way to experience the latest features and design changes before the official release lands in September.

If you prefer a smoother ride, the public beta is a safer option for most users.

Have you installed macOS Golden Gate developer beta 4 yet? Let us know what feature you are most excited to try in the comments!

Read More:

• How to downgrade macOS 27 Beta to macOS Tahoe
• Apple’s new iPhone Mirroring features in macOS 27

Explore with AI: