iPadOS 12.3 (build 16F5156a) is an official Apple over-the-air update for the iPad Pro 9.7-inch (WiFi), released on 2019-05-10T17:08:39Z. The update package is 46.82 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: b78e8724341e6c9901debd25b7942b55fce4155d.zip.