iPadOS 11.4 (build 15F5071a) is an official Apple over-the-air update for the iPad Pro (10.5-inch, Cellular), released on 2018-05-07T17:11:25Z. The update package is 208.12 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: 6db6a83375d6dad17b4e4b91cb0d7ee9b4c657af.zip.