iPadOS 11.1 (build 15B93) is an official Apple over-the-air update for the iPad mini 2 (Cellular), released on 2017-10-23T17:02:22Z. The update package is 1.05 GB. This is a delta (partial) update that requires 10.1.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 100f125a6b3f6f1bd5ace6689a71bc438c644d0f.zip.