iOS 11.4.1 (build 15G77) is an official Apple over-the-air update for the iPhone 7 Plus (GSM), released on 2018-07-09T17:11:00Z. The update package is 1.54 GB. This is a delta (partial) update that requires 10.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: d8dce69f1a6f881024a9e462b3870cd4f49944f7.zip.