iPadOS 11.4.1 (build 15G77) is an official Apple over-the-air update for the iPad mini 4 (Cellular), released on 2018-07-09T17:07:41Z. The update package is 244.73 MB. This is a delta (partial) update that requires 11.3.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: ffbe389b789313c8075fe85abf35da5a77afe935.zip.