iPadOS 9.0.1 (build 13A404) is an official Apple over-the-air update for the iPad Air 2 (WiFi), released on 2015-09-23T17:55:20Z. The update package is 1.12 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: 1de3698ad17b0aea2791265a861b4d69996e8c62.zip.