After releasing developer betas 6 earlier today, Apple is now rolling out iOS 27 public beta 4, alongside corresponding updates for some of its other platforms. Here are the details.
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Technology
August 17, 2026 at 10:12 PM
Apple releases public beta 4 for iOS 27, macOS 27, iPadOS 27, tvOS 27
9to5Mac
![macOS 27 Golden Gate beta 6 adds fifth dynamic wallpaper, get them all here [Gallery]](https://9to5mac.com/wp-content/uploads/sites/6/2026/08/macos-27-wallpapers.png?w=1600)
