iOS 13.4.5 (build 17F5034c) is an official Apple over-the-air update for the iPhone 7 (GSM), released on 2020-03-31T17:20:31Z. The update package is 379.23 MB. This is a delta (partial) update that requires 13.4 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 8eff256a448ccac687cda9f008e94d5ad492ff3f.zip.