iOS 11.2.2 (build 15C202) is an official Apple over-the-air update for the iPhone 7 (GSM), released on 2018-01-08T18:19:27Z. The update package is 587.68 MB. This is a delta (partial) update that requires 11.0.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 094d39255074821e69d7bfd535024f02413fac9b.zip.