iPadOS 11.1.2 (build 15B202) is an official Apple over-the-air update for the iPad mini 4 (Cellular), released on 2017-11-16T21:17:44Z. The update package is 1.02 GB. 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: 48cb745707256fb0434a9f16ce54e99e75fcd871.zip.