iOS 13.1 (build 17A5837a) is an official Apple over-the-air update for the iPhone 7 Plus (Global), released on 2019-09-10T20:29:44Z. The update package is 223.31 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: 85797e446327ee5e568244d3a7b776cd49277a2d.zip.