iPadOS 10.2 (build 14C92) is an official Apple over-the-air update for the iPad 4 (GSM), released on 2016-12-12T17:57:22Z. The update package is 222.22 MB. This is a delta (partial) update that requires 10.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 90b7cbed5b7a670c2052ee67bbbfa264a09a473d.zip.