iPadOS 18.7.8 (build 22H352) is an official Apple over-the-air update for the iPad Air 4 (Cellular), released on 2026-04-22T17:23:58Z. 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: c67abfa58032e5471b902b892a3a8880908ce69b.zip.