iOS 8.0.1 (build 12A402) is an official Apple over-the-air update for the iPhone 4s, released on 2014-09-24T17:53:05Z. The update package is 958.68 MB. This is a delta (partial) update that requires 7.1.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: cbeacb95bcc0402760805e5345ea5a2e203f3d6a.zip.