iPadOS 12.0 (build 16A366) is an official Apple over-the-air update for the iPad mini 3 (WiFi), released on 2018-09-12T19:05:50Z. The update package is 1.18 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: aa9159e6864c1a69551cd8852f57e2249d52a003.zip.