iPadOS 11.1 (build 15B5078e) is an official Apple over-the-air update for the iPad Pro 9.7-inch (Cellular), released on 2017-10-09T17:02:08Z. The update package is 122.73 MB. This is a delta (partial) update that requires 11.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 9ef4889d2af7555f1267f3b44adcb929a9f23738.zip.