iPadOS 11.2 (build 15C5111a) is an official Apple over-the-air update for the iPad mini 3 (China), released on 2017-11-28T18:00:42Z. The update package is 32.39 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: c83129b8d1d0cc7d9faffbc85ebe4d453cb8f35f.zip.