iOS 11.4.1 (build 15G77) is an official Apple over-the-air update for the iPhone 8 Plus (Global), released on 2018-07-09T17:09:17Z. The update package is 210.19 MB. This is a delta (partial) update that requires 11.4 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: d8702b4d3f2b536f68e619f4d2a3b7716520e2ae.zip.