iOS 13.1 (build 17A5844a) is an official Apple over-the-air update for the iPhone 8 Plus (Global), released on 2019-09-18T17:06:53Z. The update package is 113.18 MB. This is a delta (partial) update that requires 13.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 1a6eb3b5ddb2d3852fea082207f64b5dcfea83e1.zip.