iPadOS 9.3 (build 13E233) is an official Apple over-the-air update for the iPad mini 2 (WiFi), released on 2016-03-21T18:55:55Z. The update package is 267.49 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: cec66a42e178baf72743f8918910a9d91a689a94.zip.