iPadOS 11.4.1 (build 15G77) is an official Apple over-the-air update for the iPad Pro 12.9-inch (WiFi), released on 2018-07-09T17:08:32Z. The update package is 596.43 MB. This is a delta (partial) update that requires 11.2.6 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 3c0acb5d0e9bd580f36dba185e37674495b1ab4e.zip.