iOS 11.2.6 (build 15D100) is an official Apple over-the-air update for the iPhone 8 Plus (GSM), released on 2018-02-19T21:13:36Z. The update package is 604.12 MB. This is a delta (partial) update that requires 11.0.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 9704fa28b9b7ffdf1be7d0ef9c9bc5b4a5e050f9.zip.