iOS 11.2.2 (build 15C202) is an official Apple over-the-air update for the iPhone 6+, released on 2018-01-08T18:17:45Z. The update package is 68.6 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: 66644f00f557998ee8b4c0627aa2a4bef72d400f.zip.