iPadOS 11.2 (build 15C114) is an official Apple over-the-air update for the iPad mini 4 (WiFi), released on 2017-12-02T08:09:56Z. The update package is 356 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: f0ee6ef55f92b58ee7f435cf73a88bc83f0cc69b.zip.