iPadOS 10.2.1 (build 14D15) is an official Apple over-the-air update for the iPad Air 2 (WiFi), released on 2016-12-20T18:02:28Z. The update package is 58.53 MB. This is a delta (partial) update that requires 10.2.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 540c948028777926cd52de094769323f249285cf.zip.