Apple released a new announcement for the iOS 15.3. The company announced that the signatures of the iOS 15.3.
Apple applies a signature closing process for old updates that it releases periodically. Users who have updated their device to the latest version cannot return to the old versions after the signature closing process. The company states that it does this to encourage keeping its operating systems up-to-date.
iOS 15.3.1 signatures turned off
Apple fixed WebKit vulnerabilities with the iOS 15.3. The company released the 15.4 update after iOS 15.3.1, which is described as the Interim update.
The screen unlock feature with Apple Watch was introduced to users in the past months. Apple activated the Face ID unlock feature with the Mask with iOS 15.4, which it released in the past weeks. Users can now perform all operations that require Face ID, such as app unlocking and payment verification, with a mask.
Another highlight of iOS 15.4 is the new emojis. Apple presented the new emojis it designed to users with iOS 15.4. Apple users will have 37 new emojis with iOS 15.4.
iPhone 13 Pro and Pro Max models feature ProMotion technology with 120Hz support. Apple has announced that the ProMotion and Universal Control features can be used by third-party apps. Universal Control lets you seamlessly control your iPad and Mac devices using the Mac keyboard and trackpad.
Apple, which produces solutions to the problems related to AirTag, has brought iCloud requirement for use. AirTag owners will pair their devices with their iCloud account to prevent unauthorized use.
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