iPadOS 11.4.1 (build 15G77) is an official Apple over-the-air update for the iPad Pro 9.7-inch (WiFi), released on 2018-07-09T17:08:21Z. The update package is 600 MB. This is a delta (partial) update that requires 11.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 2a03ee42a372f0aad3c33326aa631b4dd02b630a.zip.