iPadOS 10.2.1 (build 14D27) is an official Apple over-the-air update for the iPad mini 4 (Cellular), released on 2017-01-23T18:07:43Z. The update package is 348.21 MB. This is a delta (partial) update that requires 10.0.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 5e4499e0cbc9aaf0d27e584d88ea2d19d45e39d5.zip.