iPadOS 8.0.1 (build 12A402) is an official Apple over-the-air update for the iPad 4 (GSM), released on 2014-09-24T17:53:04Z. The update package is 1.8 GB. This is a delta (partial) update that requires null already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 279f61e9326fd8eb04a744155d5df2887072b6e2.zip.