iPadOS 11.1 (build 15B93) is an official Apple over-the-air update for the iPad mini 2 (China), released on 2017-10-23T17:02:41Z. The update package is 1.05 GB. This is a delta (partial) update that requires 10.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 46d871817960b4f50c9a30b11d2e978144d5aa44.zip.