iPadOS 12.4 (build 16G5027g) is an official Apple over-the-air update for the iPad 6 (Cellular), released on 2019-05-15T17:05:26Z. The update package is 224.47 MB. This is a delta (partial) update that requires 12.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 2f1ed3a3c1143baf3d8505f9175c7d40004ac0e9.zip.