iOS 11.4 (build 15F79) is an official Apple over-the-air update for the iPhone 8 Plus (Global), released on 2018-05-29T17:15:40Z. The update package is 317.62 MB. This is a delta (partial) update that requires 11.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: e778f731bb757824b1acc3460eef5202022a55d2.zip.