iPadOS 12.4 (build 16G5069a) is an official Apple over-the-air update for the iPad Pro 12.9-inch (Cellular), released on 2019-07-09T17:16:00Z. The update package is 99.95 MB. This is a delta (partial) update that requires 12.4 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: de3cc8454cff2b52682495e7d013b244b776f4d9.zip.