iPadOS 13.0 (build 17A5508m) is an official Apple over-the-air update for the iPad Air 3 (Cellular), released on 2019-06-17T17:03:47Z. The update package is 2.07 GB. This is a delta (partial) update that requires 12.4 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 8691e862de9b2b6c5cd6eab054803b8f1d2218ca.zip.