iPadOS 9.3 (build 13E233) is an official Apple over-the-air update for the iPad mini (GSM), released on 2016-03-21T18:55:35Z. The update package is 211.18 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: efa87ff21d728f0240b5e78c5ff700a3699db214.zip.