iOS 13.1 (build 17A5837a) is an official Apple over-the-air update for the iPhone 7 (Global), released on 2019-09-10T20:29:10Z. The update package is 354.67 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: 0184e126a0adf994b3906d7bab407b6e6839ca00.zip.