iPadOS 8.0 (build 12A4331d) is an official Apple over-the-air update for the iPad Air (Cellular), released on 2014-07-21T17:54:04Z. The update package is 301.22 MB. This is a delta (partial) update that requires 8.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 61b4e7a4b7edde14d28fc6328a685bea214a5bf2.zip.