iPadOS 11.1.2 (build 15B202) is an official Apple over-the-air update for the iPad mini 3 (China), released on 2017-11-16T21:17:09Z. The update package is 163.12 MB. This is a delta (partial) update that requires 11.0.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 3cc3dd509b1aecf5e0d918002c5a19f9379da954.zip.