iPadOS 8.4 (build 12H4098c) is an official Apple over-the-air update for the iPad 3 (CDMA), released on 2015-05-11T17:46:03Z. The update package is 114.66 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: c18037a779b410b28d63d7cd5685b79cbefe692a.zip.