iPadOS 11.2.6 (build 15D100) is an official Apple over-the-air update for the iPad Pro 9.7-inch (WiFi), released on 2018-02-19T21:12:40Z. The update package is 1.09 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: 67bd21d6436e19ba318e3014272df9ba2d603951.zip.