iPadOS 8.1 (build 12B410) is an official Apple over-the-air update for the iPad 2 (WiFi), released on 2014-10-20T17:59:03Z. The update package is 1.44 GB. This is a delta (partial) update that requires 5.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: bb5d5006e6b03781e887622a82f1217f90de59d7.zip.