iPadOS 9.9.11.0 (build 15A372) is an official Apple over-the-air update for the iPad Air 2 (WiFi), released on 2017-09-12T19:08:31Z. The update package is 1.22 GB. This is a delta (partial) update that requires 9.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: a76887cdbf9930434d32c09b43fa9bb227e77182.zip.