iPadOS 8.1.3 (build 12B466) is an official Apple over-the-air update for the iPad 2 (CDMA), released on 2015-01-27T17:55:03Z. The update package is 227.86 MB. This is a delta (partial) update that requires 8.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: e7577f6e40034129fecb5cca6f517f33e55a7b01.zip.