iOS 10.3 (build 14E5273a) is an official Apple over-the-air update for the iPhone 7 Plus (GSM), released on 2017-03-13T17:02:22Z. The update package is 445.32 MB. This is a delta (partial) update that requires 10.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 2b7ac520c8a142271897a508d8341f516da9491b.zip.