iPadOS 9.9.12.1.4 (build 16D6057) is an official Apple over-the-air update for the iPad Air (Cellular), released on 2019-02-07T18:05:51Z. The update package is 2.01 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: a77e02c18a90fb5723a4ad277941c304a32f3dc6.zip.