iPadOS 11.4.1 (build 15G77) is an official Apple over-the-air update for the iPad Pro 9.7-inch (Cellular), released on 2018-07-09T17:08:28Z. The update package is 598.37 MB. This is a delta (partial) update that requires 11.2.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: f2c7e5e5568ac3920084d2fad8203fff4b9ab145.zip.