iPadOS 9.9.13.1 (build 17A844) is an official Apple over-the-air update for the iPad Air 2 (Cellular), released on 2019-09-24T17:11:17Z. The update package is 2.58 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: a55845d01fbae38e85f8fe87fe94ba8feaa2d61e.zip.