iPadOS 9.9.11.2.6 (build 15D100) is an official Apple over-the-air update for the iPad Air (China), released on 2018-02-19T21:09:44Z. The update package is 1.31 GB. This is a delta (partial) update that requires 9.2.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 9f9850eb658f7c533594888d341cba8130f18f78.zip.