iOS 10.3.1 (build 14E304) is an official Apple over-the-air update for the iPhone 7 Plus (Global), released on 2017-04-03T17:00:40Z. The update package is 801.93 MB. This is a delta (partial) update that requires 10.1.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: a6515711e5bda0197d14c09140c5350a127d53c0.zip.