iPadOS 12.1.2 (build 16D5024a) is an official Apple over-the-air update for the iPad Pro 3 (11-inch, Cellular, 1TB Model), released on 2018-12-10T18:09:01Z. The update package is 313.36 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: bf0bda6f4a162f537e424fed1cbc3dbd26c13344.zip.