iPadOS 12.0 (build 16A5308e) is an official Apple over-the-air update for the iPad Air (WiFi), released on 2018-06-19T17:04:15Z. The update package is 504.47 MB. This is a delta (partial) update that requires 12.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 561bddc4e408e580f90554c690b451c438390861.zip.