iPadOS 9.9.13.3.1 (build 17D6050) is an official Apple over-the-air update for the iPad Pro 9.7-inch (Cellular), released on 2020-01-28T18:27:10Z. The update package is 2.67 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: 1a431410f719146b6a6fb114b37f62a2e2e815d4.zip.