iOS 11.2.6 (build 15D100) is an official Apple over-the-air update for the iPhone SE, released on 2018-02-19T21:14:50Z. The update package is 452.11 MB. This is a delta (partial) update that requires 11.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: af995306d0c9c403c9247caa6c6b92e70422db88.zip.