iOS 12.4 (build 16G5077a) is an official Apple over-the-air update for the iPhone 7 (Global), released on 2019-07-16T17:39:45Z. The update package is 340.5 MB. This is a delta (partial) update that requires 12.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: b7a0932eca57d313fba99a56b72fdcfc71d24994.zip.