iPadOS 9.9.11.2.6 (build 15D100) is an official Apple over-the-air update for the iPad Pro 9.7-inch (Cellular), released on 2018-02-19T21:12:42Z. The update package is 1.23 GB. This is a delta (partial) update that requires 9.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: f82c2cb7af655a6f161f99bd2f7f7d6584619eed.zip.