iOS 13.4 (build 17E5233g) is an official Apple over-the-air update for the iPhone 8 Plus (Global), released on 2020-02-19T18:24:44Z. The update package is 891.48 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: 7654736055b045787fdcbd1f2952ac3877afb62d.zip.