iPadOS 9.9.11.2.6 (build 15D100) is an official Apple over-the-air update for the iPad Air 2 (Cellular), released on 2018-02-19T21:12:14Z. The update package is 1.25 GB. This is a delta (partial) update that requires 9.3.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: dfe32b762f036a111948a0228512766381f04ee7.zip.