iOS 12.3 (build 16F5139e) is an official Apple over-the-air update for the iPhone 8 (Global), released on 2019-04-22T17:08:43Z. The update package is 474.46 MB. This is a delta (partial) update that requires 12.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 6a2ff1ee467c14de86bf2c14d7f79dcde57077c5.zip.