iPadOS 9.9.11.2.5 (build 15D60) is an official Apple over-the-air update for the iPad Air 2 (Cellular), released on 2018-01-23T18:28:04Z. The update package is 1.49 GB. This is a delta (partial) update that requires 8.4.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 818a79394b1f07b0f6cbc2b5e2b16ba1194c79a3.zip.