IOS 12.5.7 build 16H81

iOS 12.5.7 build 16H81 is the official RTM build of iOS 12.5.7, which was released to the public on 23 January 2023. It is only available for devices that are incapable of running iOS 13 or newer.

This build is a security update that patches an existing vulnerability with WebKit (CVE-2022-42856).