iPadOS 8.4.1 (build 12H321) is an official Apple over-the-air update for the iPad 3 (GSM), released on 2015-09-16T18:02:05Z. The update package is 1.33 GB. This is a delta (partial) update that requires 7.0.3 already installed. This update is currently signed by Apple, so it can be applied from Settings › General › Software Update.

Payload file: eeeb6a55a5c754da89bdec813113eef18fc52e8f.zip.