iPadOS 11.2 (build 15C5111a) is an official Apple over-the-air update for the iPad mini 4 (Cellular), released on 2017-11-28T18:00:46Z. The update package is 32.94 MB. This is a delta (partial) update that requires 11.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 8e79d5e50fef733ff43a988ed4f941eba75d4a05.zip.