iPadOS 11.2.2 (build 15C202) is an official Apple over-the-air update for the iPad Air 2 (WiFi), released on 2018-01-08T18:14:01Z. The update package is 359.21 MB. This is a delta (partial) update that requires 11.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 6ede91b6d83d6e19832084f3203999041754685d.zip.