iPadOS 10.3.1 (build 14E304) is an official Apple over-the-air update for the iPad 4 (Global), released on 2017-04-03T16:59:44Z. The update package is 362.89 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: 4ef1a73ae91ca0500a1e5e1108dc8ae22da853ab.zip.