iPadOS 12.1.1 (build 16C5036c) is an official Apple over-the-air update for the iPad Pro 9.7-inch (WiFi), released on 2018-10-31T17:03:44Z. The update package is 273.02 MB. This is a delta (partial) update that requires 12.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 91fc4eb872cf56b771db7a13ec1f4ba953a8799c.zip.