iPadOS 9.3.1 (build 13E238) is an official Apple over-the-air update for the iPad mini 2 (China), released on 2016-03-31T16:53:23Z. The update package is 1.13 GB. This is a delta (partial) update that requires 8.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: ca836b3bf478a0a00542fc6aebf41595ca5a8a9a.zip.