iOS 12.2 (build 16E5223a) is an official Apple over-the-air update for the iPhone SE, released on 2019-03-11T17:09:54Z. The update package is 225.47 MB. This is a delta (partial) update that requires 12.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: f844281b5fab80be55197db2a6aa1570c82fe38a.zip.