iPadOS 11.2 (build 15C5097d) is an official Apple over-the-air update for the iPad Air 2 (Cellular), released on 2017-11-06T18:00:53Z. The update package is 105.45 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: 46f740e183506cdf2afe33e9160fb9181cf68235.zip.