iOS 11.2.2 (build 15C202) is an official Apple over-the-air update for the iPhone 6+, released on 2018-01-08T18:17:40Z. The update package is 319.27 MB. This is a delta (partial) update that requires 11.1.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: fba18bb1cbf9b7dddde84a329703eacbada6f0f7.zip.