iPadOS 10.2.1 (build 14D27) is an official Apple over-the-air update for the iPad mini 4 (WiFi), released on 2017-01-23T18:07:41Z. The update package is 348.35 MB. This is a delta (partial) update that requires 10.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 3b2c2ed4efd5928415159946f8c9a020d6fa10f0.zip.