iOS 12.4 (build 16G5027i) is an official Apple over-the-air update for the iPhone 8 Plus (GSM), released on 2019-05-20T17:07:14Z. The update package is 77.8 MB. This is a delta (partial) update that requires 12.4 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: c5c1af298dd5b11ad4753144832bf5d7d1aceb4a.zip.