iOS 12.3 (build 16F5156a) is an official Apple over-the-air update for the iPhone 8 (Global), released on 2019-05-10T17:09:21Z. The update package is 71.07 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: 268c9a628d90ac22ded0b5bf379bd9664cf6377a.zip.