iPadOS 8.1.1 (build 12B435) is an official Apple over-the-air update for the iPad mini 2 (Cellular), released on 2014-11-17T18:06:06Z. The update package is 1.38 GB. This is a delta (partial) update that requires 7.1.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 88a3663fe00328ecf3c47f753f44fa246d5d29b2.zip.