iPadOS 11.4.1 (build 15G77) is an official Apple over-the-air update for the iPad Pro 12.9-inch (Cellular), released on 2018-07-09T17:08:52Z. The update package is 202.08 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: 59a1b1ceb53e37ec28dae0ef3866994ae1ffe73e.zip.