iPadOS 12.0 (build 16A5288q) is an official Apple over-the-air update for the iPad mini 3 (WiFi), released on 2018-06-05T09:51:45Z. The update package is 1.14 GB. This is a delta (partial) update that requires 11.4 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: a5b44e4247e4554ad52aa918f0206cc10144108b.zip.