iPadOS 9.2 (build 13C75) is an official Apple over-the-air update for the iPad 2 (WiFi), released on 2015-12-08T18:03:39Z. The update package is 145.65 MB. This is a delta (partial) update that requires 9.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: c21ccf405b1a6398e98767e9aa94688d5d614589.zip.