iPadOS 11.2 (build 15C5097d) is an official Apple over-the-air update for the iPad Air 2 (WiFi), released on 2017-11-06T18:00:52Z. The update package is 105.5 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: ee8d8b6408dacb439d3a3f720cc70258f837d92d.zip.