iOS 12.2 (build 16E5212f) is an official Apple over-the-air update for the iPhone XS Max, released on 2019-03-04T18:05:02Z. The update package is 779.85 MB. This is a delta (partial) update that requires 12.1.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: fbb35abdbbd6c63a7d347a1ccab489270c7e59e3.zip.