iPadOS 12.1.3 (build 16D39) is an official Apple over-the-air update for the iPad Pro (10.5-inch, WiFi), released on 2019-01-22T18:07:58Z. The update package is 1.36 GB. This is a delta (partial) update that requires 11.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 9b30e0a6f1d5c5e26917c84a0af0b61fd4621c34.zip.