iPadOS 9.3.1 (build 13E238) is an official Apple over-the-air update for the iPad mini (Global), released on 2016-03-31T16:51:43Z. The update package is 211.47 MB. This is a delta (partial) update that requires 9.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 42f27961cda878d33f9d28694ac86df559f8b6f9.zip.