iPadOS 11.4 (build 15F5079a) is an official Apple over-the-air update for the iPad mini 2 (Cellular), released on 2018-05-17T17:01:54Z. The update package is 38.87 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: 6849cfb92b770f7c5c64ef48864a6e0e6103c1c3.zip.