iPadOS 9.9.11.3.1 (build 15E6302) is an official Apple over-the-air update for the iPad Pro 2 (12.9-inch, WiFi), released on 2018-04-24T17:04:13Z. The update package is 1.88 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: b810f6b475470edf38388955c67df39932ca8ec3.zip.