iPadOS 11.2.6 (build 15D100) is an official Apple over-the-air update for the iPad Pro 9.7-inch (Cellular), released on 2018-02-19T21:12:44Z. The update package is 1.03 GB. This is a delta (partial) update that requires 10.3.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: f0cd288610f7b839591d8a0cf83b08093b096569.zip.