iPadOS 11.4.1 (build 15G77) is an official Apple over-the-air update for the iPad mini 3 (WiFi), released on 2018-07-09T17:07:17Z. The update package is 244.15 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: 6878d677bf97e43725e73f7fa652cb635d7fc18d.zip.