In addition to the official release of iOS 13.3 today, Apple has not forgotten those iPhone devices that cannot get the iOS 13 update. The new version pushed by Apple is updated to iOS 12.4.4. This update is for iPhone 5S, iPhone 6, iPhone 6 Plus, iPad Air, iPad mini 2, iPad mini 3, and sixth-generation iPod touch.
In fact, from the update point of view, iOS 12.4.4 will not add any new features, the main maintenance is the device security, the update information also shows that the new system to provide important security updates, it is recommended that all users install.
As for the iOS 13.3 update released today, it mainly adds the screen time communication restriction function, which allows parents to control their children’s contacts, and supports FaceTime, phone, and messaging applications. iOS 13.3 also supports FIDO2 security keys for NFC, USB and Lightning interfaces.