iPadOS 10.3 (build 14E5277a) is an official Apple over-the-air update for the iPad Air (Cellular), released on 2017-03-16T16:55:21Z. The update package is 360.37 MB. This is a delta (partial) update that requires 10.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: aab35d22882eee2a237284bedf95fd93f234b4c3.zip.