iPadOS 12.1 (build 16B92) is an official Apple over-the-air update for the iPad Pro 9.7-inch (Cellular), released on 2018-10-30T17:06:35Z. The update package is 1.59 GB. This is a delta (partial) update that requires 10.0.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: f881cda54a5dedeb1d3b6c4b7b8a18ec8cb5683f.zip.