iPadOS 12.1.1 (build 16C5050a) is an official Apple over-the-air update for the iPad Pro 3 (11-inch, Cellular, 1TB Model), released on 2018-11-15T18:04:46Z. The update package is 133.33 MB. This is a delta (partial) update that requires 12.1.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: dda04cda183c3bf33096f61e0779eab1f89d7907.zip.