iOS 10 Lock screen unlock options space gray iPhone screenshot 001

Two weeks following the release of the third beta of iOS 10, watchOS 3, tvOS 10 and macOS Sierra, Apple on Monday issued iOS 10 beta 4, macOS Sierra beta 4, watchOS 3 beta 4 and tvOS 10 beta 4 to members of the Apple Developer Program. The public beta of iOS 10 and macOS Sierra matching the latest developer-only releases should be released tomorrow to public beta testers enrolled with the Apple Beta Software Program.

NOTE: Wallpapers seen on the iOS 10 Lock screen screenshots top of post can be downloaded from our Wallpapers of the Week series.

Here’s a summary of OS updates Apple released today:

  • iOS 10 beta 4 (build number “14A5322e”)
  • macOS Sierra beta 4 (build number “16A270f”)
  • watchOS 3 beta 4 (build number “14S5302d”)
  • tvOS 10 beta 4 (build number “14T5308d”)
  • Xcode 8 beta 4 (build number “8S188o”)
  • Safari 10 beta 4 for El Capitan and Yosemite

Release notes for iOS 10 beta 4, macOS Sierra beta 4, watchOS 3 beta 4, tvOS 10 beta 4 and Xcode 8 beta 4 are available from Apple to those who have access to Dev Center.

The latest betas can be installed on developer-only devices with a prior beta, over the air, using the Software Update mechanism. If a proper Apple-provided configuration profile has been installed on the device, the update prompt should appear automatically.

Here are the changes found in beta 3 of iOS 10, tvOS 10, watchOS 3 and macOS Sierra.

We’ll be highlighting any new changes, tweaks and new features discovered in the most recent betas here on iDownloadBlog as we encounter them. You can contribute by posting your own findings down in the comment section.

Apple will release iOS 10, macOS Sierra, tvOS 10 and watchOS 3 this fall.