iPadOS 11.2 (build 15C114) is an official Apple over-the-air update for the iPad mini 3 (China), released on 2017-12-02T08:09:38Z. The update package is 355.4 MB. This is a delta (partial) update that requires 11.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: f2379e96db61625ac3ab83087dfbe93bff3324dd.zip.