iPadOS 10.3 (build 14E5249d) is an official Apple over-the-air update for the iPad 4 (WiFi), released on 2017-02-20T17:57:00Z. The update package is 153.54 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: 03c8d7c4ff999bb5970e5d64819cae19063b6222.zip.