iPadOS 9.3 (build 13E5231a) is an official Apple over-the-air update for the iPad 2 (CDMA), released on 2016-03-07T17:48:03Z. The update package is 32.36 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: 1bd22d3ba1c6641259088cff7bdaaac625aab324.zip.