iPadOS 9.9.11.2 (build 15C114) is an official Apple over-the-air update for the iPad Air (Cellular), released on 2017-12-02T08:06:31Z. The update package is 1.45 GB. This is a delta (partial) update that requires 8.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: acaece6de01390120bafb9b5572311357502479c.zip.