iPadOS 12.1.2 (build 16D5024a) is an official Apple over-the-air update for the iPad Pro 3 (11-inch, WiFi), released on 2018-12-10T18:09:00Z. The update package is 309.11 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: 1f3f57d45d85f72663259f2f1fe85bfa65c56344.zip.