iPadOS 11.2.6 (build 15D100) is an official Apple over-the-air update for the iPad Pro 2 (12.9-inch, Cellular), released on 2018-02-19T21:13:20Z. The update package is 525.2 MB. This is a delta (partial) update that requires 11.0.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: bb9f6e5a56de57a35e9929ecf13062128ab2c0a5.zip.