iPadOS 12.1.1 (build 16C5043b) is an official Apple over-the-air update for the iPad Pro 9.7-inch (WiFi), released on 2018-11-07T21:08:36Z. The update package is 274.05 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: 00ddffa7d6a808bdf111a71cbbc3c6a3579bdfad.zip.