iPadOS 9.9.13.1.3 (build 17A6878) is an official Apple over-the-air update for the iPad Pro 12.9-inch (WiFi), released on 2019-10-15T17:06:52Z. The update package is 2.7 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: e5df29c43aacd9cbff4d78ec37d59894d28fd4c2.zip.