iOS 12.2 (build 16E5227a) is an official Apple over-the-air update for the iPhone XR, released on 2019-03-18T17:07:18Z. The update package is 777.04 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: f89b849f629604dc7670a64593711d6d5d0c4cda.zip.