iPadOS 11.1.1 (build 15B150) is an official Apple over-the-air update for the iPad mini 3 (Cellular), released on 2017-11-09T18:05:59Z. The update package is 1.02 GB. This is a delta (partial) update that requires 10.3.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: b8e2aa7b60c28e5166de28178c23a351500a2e4e.zip.