iOS 13.4 (build 17E5249a) is an official Apple over-the-air update for the iPhone 8 (Global), released on 2020-03-03T18:20:07Z. The update package is 152.74 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: c902c41d371d010ae9df1895b1dc92a9e6db7fe9.zip.