iPadOS 18.7.3 (build 22H217) is an official Apple over-the-air update for the iPad Air 4 (Cellular), released on 2025-12-12T18:07:39Z. The update package is 5.67 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: 42c0b957ed36df544b8c8de33ad32bbbd67e05b1.zip.