iPadOS 9.9.11.0.1 (build 15A402) is an official Apple over-the-air update for the iPad Air 2 (WiFi), released on 2017-09-26T17:06:01Z. The update package is 1.32 GB. This is a delta (partial) update that requires 9.2.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: fed447cdef85e119f4375ce6d0c174b69e9e1c4d.zip.