iPadOS 10.3 (build 14E277) is an official Apple over-the-air update for the iPad Air (Cellular), released on 2017-03-27T16:56:52Z. The update package is 534.62 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: b0014db64dda9e79eff179aaad2d6b11ca546892.zip.