iOS 12.4 (build 16G5056d) is an official Apple over-the-air update for the iPhone 7 (Global), released on 2019-06-24T17:17:37Z. The update package is 197.24 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: 74ea01fa43e2d2c1610a4fb44328d7f13d18bc65.zip.