iPadOS 8.1.2 (build 12B440) is an official Apple over-the-air update for the iPad 2 (Mid 2012), released on 2014-12-09T17:49:02Z. The update package is 898.04 MB. This is a delta (partial) update that requires 7.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 10302d50b8a431b3b68b0132e9adc3cabde88b43.zip.