iOS 13.4.5 (build 17F5044d) is an official Apple over-the-air update for the iPhone 8 (Global), released on 2020-04-15T17:15:35Z. The update package is 416.61 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: cbd5778d6ab2feab8f1f3a4734d2981010a1ff7c.zip.