iPadOS 9.9.17.1.2 (build 21B6101) is an official Apple over-the-air update for the iPad Pro (11-inch, Cellular) (4th generation), released on 2023-11-30T18:09:37Z. The update package is 5.7 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: 44165d42eff7b876653481a6aeab7d50b188995c.zip.