iPadOS 8.4.1 (build 12H321) is an official Apple over-the-air update for the iPad mini 2 (WiFi), released on 2015-08-13T18:05:10Z. The update package is 402.91 MB. This is a delta (partial) update that requires 8.1.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: a30e6dfaf05a94b51ba3f954f5ea97eb773c81c9.zip.