iPadOS 11.1 (build 15B93) is an official Apple over-the-air update for the iPad Pro 2 (12.9-inch, Cellular), released on 2017-10-23T17:05:47Z. 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: 70212c4a030d065f9f67b1b2495f3a97d2149c5b.zip.