iPadOS 11.4 (build 15F79) is an official Apple over-the-air update for the iPad mini 3 (WiFi), released on 2018-05-29T17:13:47Z. The update package is 238.88 MB. This is a delta (partial) update that requires 11.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: f53a7e61cbe2e6bde9cefbd96a44308e48c7573a.zip.