iOS 11.2.6 (build 15D100) is an official Apple over-the-air update for the iPhone 7 (Global), released on 2018-02-19T21:14:53Z. The update package is 593.33 MB. This is a delta (partial) update that requires 11.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 6f69f40f8b6a0f7601f2a8aa1dd51edc3f164750.zip.