iPadOS 8.2 (build 12D508) is an official Apple over-the-air update for the iPad 4 (GSM), released on 2015-03-09T18:49:03Z. The update package is 278.87 MB. This is a delta (partial) update that requires 8.1.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: c668a44122b0ad2bd94ecd526380cb31703a40c8.zip.