iPadOS 8.4 (build 12H143) is an official Apple over-the-air update for the iPad mini (WiFi), released on 2015-06-30T15:51:07Z. The update package is 834.64 MB. This is a delta (partial) update that requires 7.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 703827f758f23f42c9443fa813d76f3e8318ae9a.zip.