iOS 13.0 (build 17A5522g) is an official Apple over-the-air update for the iPhone 7 (GSM), released on 2019-07-08T20:11:00Z. The update package is 652.4 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: 9f1e2d4c4e5a1d27a56a081261dc5ab958c95403.zip.