iPadOS 8.4 (build 12H4125a) is an official Apple over-the-air update for the iPad 3 (WiFi), released on 2015-06-09T17:53:03Z. The update package is 118.48 MB. This is a delta (partial) update that requires 8.4 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 2964407fd7ddf165393890bac0277474715d404f.zip.