iOS 12.1 (build 16B92) is an official Apple over-the-air update for the iPhone SE, released on 2018-10-30T17:17:15Z. The update package is 1.7 GB. This is a delta (partial) update that requires 10.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 14bad8da1058e19244f806dafa3ba45da4a57261.zip.