iPadOS 9.9.10.2.1 (build 14D5027) is an official Apple over-the-air update for the iPad Air (Cellular), released on 2017-01-12T21:11:38Z. The update package is 1.59 GB. This is a full OTA update that can be applied from any compatible base version. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 4f18e0bbef1c0f47bda8b0060d5bd3b29011dabb.zip.