iPadOS 12.1.1 (build 16C5050a) is an official Apple over-the-air update for the iPad mini 2 (China), released on 2018-11-15T18:04:23Z. The update package is 261.53 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: 7d9f87b1ed81bea491979c4e5d0f505fa3c05e4c.zip.