iPadOS 15.7.2 (build 19H218) is an official Apple over-the-air update for the iPad Air 4 (Cellular), released on 2022-12-13T18:26:27Z. The update package is 2.62 GB. This is a delta (partial) update that requires 14.8 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 2c2a7adaf47c33310bdb069e6cdf1e6a9b44d0a9.zip.