iPadOS 12.0 (build 16A366) is an official Apple over-the-air update for the iPad Pro 2 (12.9-inch, WiFi), released on 2018-09-12T19:07:47Z. The update package is 1.26 GB. This is a delta (partial) update that requires 11.3.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: c8a2a5a4836ba194b0ac45cd3474e2f21c4f3f98.zip.