iOS 13.4 (build 17E5223h) is an official Apple over-the-air update for the iPhone 8 Plus (Global), released on 2020-02-05T18:17:24Z. The update package is 803.1 MB. This is a delta (partial) update that requires 13.3.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: c875a8c3b4e3747a39e3158b1bdddfe7869bfe01.zip.