iOS 11.2.6 (build 15D100) is an official Apple over-the-air update for the iPhone 7 (GSM), released on 2018-02-19T21:15:04Z. The update package is 1.19 GB. This is a delta (partial) update that requires 10.1.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: f75776165738a9d79990719e47b92b01734a602b.zip.