iPadOS 12.0 (build 16A5365b) is an official Apple over-the-air update for the iPad mini 3 (Cellular), released on 2018-08-27T17:02:20Z. The update package is 1.17 GB. This is a delta (partial) update that requires 11.4.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: b84eb439b108c442d63cc7aebcf13e1a6b60978c.zip.