iPadOS 12.4 (build 16G5056d) is an official Apple over-the-air update for the iPad mini 2 (WiFi), released on 2019-06-24T17:16:49Z. The update package is 259.09 MB. This is a delta (partial) update that requires 12.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 5b67a4bed6a2341c4b244af2b6cb6dd81cddf495.zip.