Apple iOS 15.1.1 official version is pushed to improve iPhone 12/13 call drop problem

[TV-Guide]

Apple pushed the official version of iOS 15.1.1 update (internal version number: 19B81) early this morning. This update mainly improves the call drop problem of iPhone 12 and iPhone 13 models.

According to Apple's official documentation, the content of this update is otherwise the same as the official version of iOS 15.1, and it is expected to only be pushed for iPhone 12 series and iPhone 13 series users.

Users of iPhone 12 series and iPhone 13 series can go to "Settings"> "General"> "Software Update" to download and install the update.

 

[SimonK]

It took me 10 minutes to update

 

[KL111]

Would it be better to try the new system?