iPadOS 12.1 (build 16B92) is an official Apple over-the-air update for the iPad mini 3 (China), released on 2018-10-30T17:05:21Z. The update package is 1.6 GB. This is a delta (partial) update that requires 10.3.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 0d9865bd0748693ee9a5b9f3357e42efee5355f0.zip.