iPadOS 12.0 (build 16A5364a) is an official Apple over-the-air update for the iPad 5 (WiFi), released on 2018-08-23T20:07:41Z. The update package is 1.22 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: f0de9bbde623181f2ef254b8dba30fbbb1351d9d.zip.