iPadOS 9.9.11.0.2 (build 15A6421) is an official Apple over-the-air update for the iPad Pro (10.5-inch, Cellular), released on 2017-10-03T16:59:10Z. 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: 21d5eb081259453f50abd31f86fc624ce8e59ff1.zip.