iPadOS 11.4.1 (build 15G5054c) is an official Apple over-the-air update for the iPad 6 (Cellular), released on 2018-05-30T17:05:02Z. The update package is 228.14 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: 099671acf15784cae2eba65a5ca8c32fe6724e6a.zip.