iPadOS 9.3 (build 13E5214d) is an official Apple over-the-air update for the iPad mini 4 (Cellular), released on 2016-02-22T17:47:19Z. The update package is 151.51 MB. This is a delta (partial) update that requires 9.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 7969c4e404c34e14594d59c3c5c13d348ba2b53b.zip.