iOS 11.2.2 (build 15C202) is an official Apple over-the-air update for the iPhone 7 (GSM), released on 2018-01-08T18:19:28Z. The update package is 62.22 MB. This is a delta (partial) update that requires 11.2.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 9bb6273ad9e1de3c17f5b75db13b800fd72c2081.zip.