iPadOS 9.9.12.1 (build 16B5089b) is an official Apple over-the-air update for the iPad Air 2 (WiFi), released on 2018-10-22T17:01:33Z. The update package is 2.02 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: 7de16ea67e9a6b3b824dff6b2812ac36c86bfb87.zip.