iOS 12.1.1 (build 16C5050a) is an official Apple over-the-air update for the iPhone SE, released on 2018-11-15T18:05:00Z. The update package is 291.18 MB. This is a delta (partial) update that requires 12.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: fd943b254e7e9785551eb7dd9c15925cd574bdd7.zip.