iPadOS 9.2 (build 13C75) is an official Apple over-the-air update for the iPad 4 (GSM), released on 2015-12-08T18:03:49Z. The update package is 1009.5 MB. This is a delta (partial) update that requires 8.0.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 40447f7ff07f95f2219473887d2021aa169a131f.zip.