For those unfamiliar, Universal Control further deepens the integration of the Apple ecosystem by letting you control multiple iPads and Macs using a single mouse, keyboard, and trackpad. iOS 15.4 beta comes with over 37 new emoji including melting and peeking face, troll, moreįirst announced way back at WWDC 2021, iPadOS 15.4 along with macOS 12.3 officially bring support for the long-awaited Universal Control feature.IOS 15.4 also includes over 37 new emoji characters from which to choose.These new options are part of the emoji 14.0 collection and include characters such as peaking face, heart hands, tears of joy, and many more. Hands-on: Here’s how to use iPhone’s Face ID With a Mask in the iOS 15.4 beta.The “Use Face ID with a Mask” feature is available on the iPhone 12 mini, iPhone 12, iPhone 12 Pro, iPhone 12 Pro Max and the iPhone 13 mini, iPhone 13, iPhone 13 Pro, and iPhone 13 Pro Max. Apple notes that Face ID is “most accurate when it’s set up for full-face recognition only.” With that in mind, however, you have the option of using Face ID with a mask anyways. Once you install iOS 15.4, you’ll be guided through a new set up process for using Face ID with a mask. Apple explains that it is scanning the “unique features around the eye area” to authenticate you with Face ID while wearing a mask. One of the biggest changes in iOS 15.4 is support for using Face ID while wearing a mask. iOS 15.4 new features Face ID with a mask This means it might take longer than usual to download and install. You can update your devices by going to the Settings application, choosing General, then choosing Software Update.ĭue to the number of new features in iOS 15.4 and iPadOS 15.4, it is a rather large update. IOS 15.4 and iPadOS 15.4 are rolling out now as over-the-air updates to all iPhone and iPad users. How to update to iOS 15.4 and iPadOS 15.4 How to update to iOS 15.4 and iPadOS 15.4.