iPadOS 10.3.1 (build 14E304) is an official Apple over-the-air update for the iPad mini 3 (China), released on 2017-04-03T17:00:06Z. The update package is 25.23 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: e196722ce5f0bb3a01176232d307ebce0df515aa.zip.