iOS 13.1 (build 17A5821e) is an official Apple over-the-air update for the iPhone 8 (Global), released on 2019-08-27T17:29:04Z. The update package is 414.35 MB. This is a delta (partial) update that requires 13.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 1d7ec9cb4c980f47b1294ad73f023c7f3c7253a8.zip.