iPadOS 9.3 (build 13E233) is an official Apple over-the-air update for the iPad mini 4 (Cellular), released on 2016-03-21T18:56:05Z. The update package is 292.73 MB. This is a delta (partial) update that requires 9.2.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: e8eb552a0b1d899079b1063a452cce2b1cdd3cc3.zip.