iPadOS 10.3 (build 14E277) is an official Apple over-the-air update for the iPad Air 2 (Cellular), released on 2017-03-27T16:57:22Z. The update package is 565.15 MB. This is a delta (partial) update that requires 10.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 660bcf392e6bfa300b88df7292f0c77d09f82d1a.zip.