iPadOS 12.1.1 (build 16C5043b) is an official Apple over-the-air update for the iPad Pro (10.5-inch, WiFi), released on 2018-11-07T21:08:42Z. The update package is 345.6 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: bf3cced7e1e6c912eb227deea2540bfe317f9601.zip.