iPadOS 8.1 (build 12B410) is an official Apple over-the-air update for the iPad 2 (GSM), released on 2014-10-20T17:59:04Z. The update package is 67.35 MB. This is a delta (partial) update that requires 8.0.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 3c9f281c4fee635f16e2789752043d0d6c57f85b.zip.