iPadOS 12.1.3 (build 16D39) is an official Apple over-the-air update for the iPad Pro 2 (12.9-inch, Cellular), released on 2019-01-22T18:07:48Z. The update package is 1.8 GB. This is a delta (partial) update that requires 10.3.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: d6a81e21330141bdfa8d26804f5db573fee1daf8.zip.