iOS 12.4 (build 16G5056d) is an official Apple over-the-air update for the iPhone 8 (Global), released on 2019-06-24T17:17:19Z. The update package is 217.86 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: 3c17ac13b09be6769095781a2e33cade1d41bbe3.zip.