iOS 12.4 (build 16G5038d) is an official Apple over-the-air update for the iPhone 8 Plus (GSM), released on 2019-05-28T17:07:39Z. The update package is 228.41 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: eaf24eb8c58a0eabf53b7c02f5eb497be0dde39a.zip.