iPadOS 11.2 (build 15C114) is an official Apple over-the-air update for the iPad Air 2 (WiFi), released on 2017-12-02T08:10:25Z. The update package is 1.1 GB. This is a delta (partial) update that requires 10.3.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: bf9ef2432fd7bd718474d75c2a91b18b7eb3a22a.zip.