iPadOS 9.9.10.2.1 (build 14D27) is an official Apple over-the-air update for the iPad Air (Cellular), released on 2017-01-23T18:07:22Z. The update package is 1.38 GB. This is a delta (partial) update that requires 8.1.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: efe420c8e616ae94346135ae2ed76733c53923b2.zip.