iPadOS 10.2.1 (build 14D23) is an official Apple over-the-air update for the iPad mini 4 (Cellular), released on 2017-01-09T17:55:50Z. The update package is 58.38 MB. 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: 027125d812279445196862c702060e0f9901c8c6.zip.