iPadOS 11.2.5 (build 15D5046b) is an official Apple over-the-air update for the iPad mini 3 (China), released on 2017-12-19T18:03:19Z. The update package is 83.04 MB. This is a delta (partial) update that requires 11.2.5 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 049c3cd8b4e9aad78790b69386a66fe554838083.zip.