iOS 11.2.6 (build 15D100) is an official Apple over-the-air update for the iPhone 8 (GSM), released on 2018-02-19T21:13:34Z. The update package is 529.39 MB. This is a delta (partial) update that requires 11.1.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 141e991ecb05d26e40723a43cac9cd30730ace84.zip.