iPadOS 12.1.3 (build 16D5032a) is an official Apple over-the-air update for the iPad Pro 9.7-inch (WiFi), released on 2018-12-19T18:06:41Z. The update package is 213.85 MB. This is a delta (partial) update that requires 12.1.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 724d67fb114d7175d8e1cfc8444f11792f3dee3a.zip.