iPadOS 10.3 (build 14E5230e) is an official Apple over-the-air update for the iPad mini 4 (Cellular), released on 2017-01-24T18:01:24Z. The update package is 658.02 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: a923c648459a967efa67e908ea2f0e8fe43457a3.zip.