iPadOS 11.1 (build 15B93) is an official Apple over-the-air update for the iPad Pro 12.9-inch (Cellular), released on 2017-10-23T17:05:41Z. The update package is 1.11 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: 5a4e17e4c34afc277e0b001c0440377157c97cfa.zip.