iPadOS 11.1 (build 15B93) is an official Apple over-the-air update for the iPad mini 3 (China), released on 2017-10-23T17:03:40Z. The update package is 163.14 MB. This is a delta (partial) update that requires 11.0.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 0e88fc7c3d230e6e405504073650d41b1fa90dca.zip.