Apple Releases macOS Sequoia 15.4 Beta 4 to Developers [Download]

Apple has released macOS Sequoia 15.4 beta 4 to developers for testing. The build number is 24E5238a.

macOS beta gives you an early preview of upcoming apps, features, and technologies. Please back up your Mac before you install the beta.

For more information, please visit one of the following programs:
• Apple Beta Software Program at beta.apple.com
• Apple Developer Program at developer.apple.com


What's New In This Beta
MacOS Sequoia 15.4 brings Apple's new categories features to the Mail app for Mac.

Other improvements include a Sketch style in Image Playground and new languages for Apple Intelligence.

You can learn more about the new features in macOS Sequoia 15 here:
● Apple Announces macOS Sequoia With iPhone Mirroring, Safari Improvements, AI, More

Check if your Mac is compatible here:
● macOS Sequoia Compatibility: Complete List of Supported Devices


Grab the official macOS Sequoia wallpaper here:
● Download the Official macOS Sequoia 15 Wallpaper for Mac

Developers with an Apple Silicon Mac can download the macOS 15.4 restore image from the link below. Or, for devices running macOS 13.4 Ventura or later, go to System Settings > General > Software Update > Beta Updates and choose the macOS Sequoia Developer Beta to install this software.

Download