iPadOS 11.4.1 (build 15G77) is an official Apple over-the-air update for the iPad 5 (Cellular), released on 2018-07-09T17:08:13Z. The update package is 630.98 MB. This is a delta (partial) update that requires 11.2.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: fd55cad3255f53384c18dee6a211aba69b91be90.zip.