iPadOS 11.3 (build 15E216) is an official Apple over-the-air update for the iPad mini 2 (Cellular), released on 2018-03-29T17:06:17Z. The update package is 672.82 MB. This is a delta (partial) update that requires 11.1.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 772fe19ac851e357531ce0c81f54ad424de22f78.zip.