Update February 9, 2022: iOS 15.4 beta 2 is now rolling out to public beta testers as well. Check out our full roundup of everything new right here.

Two weeks after releasing the first beta to developers, Apple is now rolling out iOS 15.4 beta 2 to developers. The company also has a new beta of iPadOS 15.4 as well as watchOS 8.5. Head below for the full details on these latest releases from Apple.

Today’s new release of iOS 15.4 beta 2 is available to developers via an over-the-air update in the Settings app. As usual, if the update does not immediately appear for download, keep checking, as it sometimes takes a few minutes to roll out to all registered developers. The build number of iOS 15.4 beta 2 is 19E5219e.

As we’ve covered extensively over the last week, iOS 15.4 includes a wide range of new features for iPhone and iPad users. For iPhone users, there is Face ID support while wearing masks for the first time. iPadOS 15.4 also includes the highly-anticipated Universal Control feature. There are also over 30 new emoji from which to choose, changes to iCloud Keychain, and more.

Here are all of the new betas rolling out today: 

  • iOS 15.4 (Build number: 19E5219e)
  • iPadOS 15.4 (Build number: 19E5219e)
  • macOS 12.3 (Build number: 21E5206e)
  • tvOS 15.4 and HomePodOS 15.4 (Build number: 19L5419e)

Read more about iOS 15.4: 

  • Here’s everything new in the first betas of iOS 15.4 and iPadOS 15.4
  • Universal Control was worth the wait – here’s how it’s changing the way I work
  • Hands-on: Here’s how to use iPhone’s Face ID With a Mask in the iOS 15.4 beta
  • You can finally try Universal Control between Macs and iPads with macOS 12.3 and iPadOS 15.4 betas
  • tvOS 15.4 has a clever way to sign in to pesky captive Wi-Fi networks on Apple TV
  • tvOS 15.4 beta adds ‘Up Next’ queue to Apple TV video player