iPadOS 9.2.1 (build 13D15) is an official Apple over-the-air update for the iPad 2 (GSM), released on 2016-01-19T17:58:58Z. The update package is 743.42 MB. This is a delta (partial) update that requires 8.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 6e34aba3c93d61a66f02c29fe646387783bf9146.zip.