iPadOS 12.1 (build 16B5089b) is an official Apple over-the-air update for the iPad Pro (10.5-inch, WiFi), released on 2018-10-22T17:01:45Z. The update package is 389.17 MB. This is a delta (partial) update that requires 12.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 6fa12b5f965bbce8556941077937a9ac55855f6a.zip.