iOS 11.2.6 (build 15D100) is an official Apple over-the-air update for the iPhone X (GSM), released on 2018-02-19T21:13:38Z. The update package is 169.82 MB. This is a delta (partial) update that requires 11.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 58285c7d8eef76618fde3ab8f6bb06ce18ef34a8.zip.