iPadOS 12.0 (build 16A366) is an official Apple over-the-air update for the iPad 6 (WiFi), released on 2018-09-12T19:08:18Z. The update package is 1.27 GB. This is a delta (partial) update that requires 11.3.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 3730b9bd2f67cb1ad593c021bbe0945839a701aa.zip.