iPadOS 11.1.1 (build 15B150) is an official Apple over-the-air update for the iPad Pro 2 (12.9-inch, WiFi), released on 2017-11-09T18:08:36Z. The update package is 1.21 GB. This is a delta (partial) update that requires 10.3.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 8ca434359fd8d4f49c4d26e3f8ebe3d2ab3945d3.zip.