iPadOS 9.9.17.4 (build 21E219) is an official Apple over-the-air update for the iPad Pro (10.5-inch, Cellular), released on 2024-03-05T18:18:05Z. The update package is 4.86 GB. This is a delta (partial) update that requires 11.0.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: d97c1ec27b6fcd6398c12a8b419f922a613978a5.zip.