iPadOS 9.0 (build 13A344) is an official Apple over-the-air update for the iPad 2 (GSM), released on 2015-09-16T18:02:07Z. The update package is 741.84 MB. This is a delta (partial) update that requires 8.4.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 15fba3bf0de4635cbfd21b6062ec0778606feb9a.zip.