iPadOS 11.2.5 (build 15D60) is an official Apple over-the-air update for the iPad mini 4 (Cellular), released on 2018-01-23T18:27:39Z. The update package is 1.1 GB. This is a delta (partial) update that requires 10.2.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: c3ed2b5deef7f61f6d51c09eb8fcfb68f3dc024c.zip.