iPadOS 8.4 (build 12H143) is an official Apple over-the-air update for the iPad 3 (GSM), released on 2015-06-30T15:51:11Z. The update package is 1.33 GB. This is a delta (partial) update that requires null already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 60ef47adc7589ba489d48b19f9c54fb6111909f3.zip.