iPadOS 12.1.3 (build 16D5037a) is an official Apple over-the-air update for the iPad Pro 2 (12.9-inch, Cellular), released on 2019-01-07T18:06:44Z. The update package is 227.08 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: b072f95cf3b8095bc7ef383eda320d77af770f2d.zip.