iOS 11.0.3 (build 15A432) is an official Apple over-the-air update for the iPhone 8 (Global), released on 2017-10-11T17:06:35Z. The update package is 272.66 MB. This is a delta (partial) update that requires 11.0.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: b0bed8652e57c9a32b3586267d8ab0c59242dced.zip.