iPadOS 11.1 (build 15B93) is an official Apple over-the-air update for the iPad mini 3 (WiFi), released on 2017-10-23T17:03:05Z. 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: c3525d66c5dc78a8a3ebd283d6d92bfd91ad0718.zip.