iPadOS 11.1.1 (build 15B150) is an official Apple over-the-air update for the iPad mini 3 (Cellular), released on 2017-11-09T18:06:03Z. The update package is 39.1 MB. This is a delta (partial) update that requires 11.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: e4d6c158c069c5e5c0eac472261486ae6737db78.zip.