iPadOS 10.3.1 (build 14E304) is an official Apple over-the-air update for the iPad mini 2 (WiFi), released on 2017-04-03T16:59:52Z. The update package is 21.77 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: edb013f3221986d38c2da567ebeba12591020276.zip.