iPadOS 12.1.3 (build 16D39) is an official Apple over-the-air update for the iPad mini 3 (China), released on 2019-01-22T18:05:17Z. The update package is 307.47 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: ae20f2bbb84233d27d3eae4ae13cc5362db65b51.zip.