iPadOS 9.2 (build 13C75) is an official Apple over-the-air update for the iPad 4 (WiFi), released on 2015-12-08T18:03:49Z. The update package is 1.17 GB. This is a delta (partial) update that requires 9.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 6b49ca89ee94aecb68aa810c73d0c7c5cb0ee73d.zip.