iPadOS 12.0 (build 16A5327f) is an official Apple over-the-air update for the iPad Air (Cellular), released on 2018-07-17T17:05:47Z. The update package is 1.11 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: a90d12db0b488be2d336e25148f68523f4e7ed44.zip.