iPadOS 9.9.16.4 (build 20E246) is an official Apple over-the-air update for the iPad Pro 9.7-inch (Cellular), released on 2023-03-27T17:12:00Z. The update package is 3.98 GB. This is a delta (partial) update that requires 12.1.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 0875f81a187d661f549f1dd67033564c3248348c.zip.