iPadOS 10.2.1 (build 14D27) is an official Apple over-the-air update for the iPad mini 4 (Cellular), released on 2017-01-23T18:07:44Z. The update package is 64.78 MB. This is a delta (partial) update that requires 10.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 6aac1b1fbc818d5cc2c7b30e9b33bbd8cc6735c9.zip.