iPadOS 12.1.3 (build 16D39) is an official Apple over-the-air update for the iPad Pro 9.7-inch (Cellular), released on 2019-01-22T18:07:13Z. The update package is 295.75 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: af3fd298e36b8b3245d2d4d9b0d4ca72a2a12a21.zip.