iPadOS 12.1 (build 16B5084a) is an official Apple over-the-air update for the iPad mini 2 (China), released on 2018-10-15T17:02:54Z. The update package is 329.53 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: 27d1b1660164fac34bc17aa11d6898ff40c9a67f.zip.