Apple has released Safari Technology Preview 229. The update arrived on October 2, 2025. This experimental browser version tests future web technologies. It is available for developers and testers.

The release includes numerous fixes and performance enhancements. According to Apple’s release notes, the update refines core web components. This is part of Apple’s ongoing browser development process.

What’s New in the Latest Experimental Build

Safari Technology Preview 229 brings updates across multiple areas. Key improvements target Accessibility, CSS, and JavaScript. The update also enhances Forms, Networking, and SVG handling.

Further refinements are present for Storage and various Web APIs. Web Inspector and WebDriver tools received updates. WebGPU functionality also sees improvements in this build. These changes aim to create a smoother and more capable browsing experience for future public releases.

The Role of Apple’s Browser Testing Program

Apple first introduced the Safari Technology Preview in March 2016. Its purpose is to gather feedback on new browser features. This allows developers to test and adapt their websites ahead of official updates.

The preview browser runs alongside the standard Safari version. It does not require a developer account to download. This open approach helps Apple refine its web technologies with real-world input before they reach millions of users.

This latest Safari Technology Preview update underscores Apple’s commitment to advancing web standards. The iterative improvements provide a crucial glimpse into the future of Safari. Developers are encouraged to test their projects against these new builds.

Thought you’d like to know

What is Safari Technology Preview?

It is an experimental version of Apple’s web browser. Developers and users can test upcoming features before they are widely released. The goal is to gather feedback and improve the final product.

Which macOS versions are supported?

The current build is compatible with macOS Sequoia. It also works with the newest version, macOS Tahoe. You need a compatible Mac to install and run the software.

How do I get the update?

It is available through Software Update in System Settings. You must have downloaded the browser from Apple’s website first. The update will appear there automatically when released.

Can I use it with my regular Safari?

Yes, the preview browser is designed to run side-by-side. It will not interfere with your standard Safari installation. This allows for safe testing of new web technologies.

Who is this browser for?

It is primarily aimed at web developers and designers. However, any tech-savvy user can download and use it. No special developer account is required for access.

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