iPadOS 12.1 (build 16B92) is an official Apple over-the-air update for the iPad Pro 9.7-inch (Cellular), released on 2018-10-30T17:06:36Z. The update package is 1.57 GB. This is a delta (partial) update that requires 10.3.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 805210c7aaf20d347e27d29e06125353c152b10e.zip.