iPadOS 12.2 (build 16E5223a) is an official Apple over-the-air update for the iPad Air (Cellular), released on 2019-03-11T17:08:19Z. The update package is 623.14 MB. This is a delta (partial) update that requires 12.1.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 2145fe48e5e0c687ac604e95a9ec1be903d472c7.zip.