iPadOS 12.3 (build 16F5148a) is an official Apple over-the-air update for the iPad Pro 9.7-inch (WiFi), released on 2019-04-29T17:35:41Z. The update package is 356.09 MB. This is a delta (partial) update that requires 12.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: a2fb94e0deb6c0a0606e35d57fb93106341cbc42.zip.