iPadOS 9.0 (build 13A4293g) is an official Apple over-the-air update for the iPad Air 2 (WiFi), released on 2015-07-08T18:38:05Z. The update package is 335.88 MB. This is a delta (partial) update that requires 9.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 8b5967f58e26877bc9cf95c3136fb8438e0bdd7e.zip.