iPadOS 12.1.1 (build 16C5050a) is an official Apple over-the-air update for the iPad Pro 9.7-inch (Cellular), released on 2018-11-15T18:04:35Z. The update package is 274.38 MB. This is a delta (partial) update that requires 12.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: b8d5005bf4ea49f9ceefce5243018c39aaf3e9a5.zip.