iPadOS 11.2 (build 15C5107a) is an official Apple over-the-air update for the iPad Air 2 (Cellular), released on 2017-11-13T18:03:23Z. The update package is 129.84 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: 429045fc7d8edda87ac3d2d51a1e4216a7a6d6fc.zip.