iOS 13.1 (build 17A5831c) is an official Apple over-the-air update for the iPhone SE, released on 2019-09-04T17:06:23Z. The update package is 224.89 MB. This is a delta (partial) update that requires 13.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 41e3166954466b9f56983ee08891e03dff07f348.zip.