iPadOS 9.3.3 (build 13G34) is an official Apple over-the-air update for the iPad 2 (Mid 2012), released on 2016-07-18T17:54:31Z. The update package is 820.82 MB. This is a delta (partial) update that requires 8.1.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 00c41b1a29fd4645b8ea26c47008687c844895c3.zip.