iPadOS 11.1.2 (build 15B202) is an official Apple over-the-air update for the iPad mini 2 (China), released on 2017-11-16T21:16:12Z. The update package is 1016.28 MB. This is a delta (partial) update that requires 10.3.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 45216b46345a5d27c9bd5e16ba6248b4ab56ba8f.zip.