iPadOS 8.1.1 (build 12B435) is an official Apple over-the-air update for the iPad mini 2 (WiFi), released on 2014-11-17T18:06:06Z. The update package is 455.91 MB. This is a delta (partial) update that requires 8.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 82b36fc60502570e7b1434c8a3ed0aa4c2f4c5bf.zip.