iPadOS 11.4.1 (build 15G77) is an official Apple over-the-air update for the iPad Pro (10.5-inch, Cellular), released on 2018-07-09T17:09:09Z. The update package is 616.24 MB. This is a delta (partial) update that requires 11.2.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: f8bd99d920104b901aa6a6cd518df83ff031aac9.zip.