iPadOS 12.1.3 (build 16D39) is an official Apple over-the-air update for the iPad Pro 9.7-inch (Cellular), released on 2019-01-22T18:07:08Z. The update package is 1.22 GB. This is a delta (partial) update that requires 11.2.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: b7986c9dbddba4f42f1ee7022c613b845d4069d2.zip.