iPadOS 9.9.11.4.1 (build 15G5063b) is an official Apple over-the-air update for the iPad Pro 12.9-inch (Cellular), released on 2018-06-11T17:21:44Z. The update package is 1.8 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: 229f9be5b2501121f8b49e318aad824981aebb52.zip.