iPadOS 11.4.1 (build 15G77) is an official Apple over-the-air update for the iPad Pro 2 (12.9-inch, Cellular), released on 2018-07-09T17:09:00Z. The update package is 181.7 MB. This is a delta (partial) update that requires 11.4 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: fd0810a6de4cb019a2d401bbbc32f3f2ec2b88e2.zip.