iPadOS 10.2.1 (build 14D27) is an official Apple over-the-air update for the iPad Pro 12.9-inch (WiFi), released on 2017-01-23T18:07:53Z. The update package is 310.04 MB. This is a delta (partial) update that requires 10.1.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: fa70e7c6b28247eb1d88888ef024bb2f27101ef9.zip.