iPadOS 12.1 (build 16B5068i) is an official Apple over-the-air update for the iPad Pro (10.5-inch, Cellular), released on 2018-10-02T17:11:53Z. The update package is 240.08 MB. This is a delta (partial) update that requires 12.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: dfcb51c7ff6abab1f99a8c4370f4db7cd2c1bfc6.zip.