iPadOS 9.9.12.4 (build 16G5027g) is an official Apple over-the-air update for the iPad Pro 3 (12.9-inch, Cellular, 1TB Model), released on 2019-05-15T17:05:35Z. The update package is 2.69 GB. This is a full OTA update that can be applied from any compatible base version. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: c422b1f3c8711391d59cabaa7efd0a2b5c6bce0d.zip.