iPadOS 9.9.12.1.1 (build 16C5043b) is an official Apple over-the-air update for the iPad Air (WiFi), released on 2018-11-07T21:08:20Z. The update package is 1.98 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: 16101c23dcf6242bcd740a149bd97758e0bd1c66.zip.