iOS 10.3 (build 14E5277a) is an official Apple over-the-air update for the iPhone 7 Plus (GSM), released on 2017-03-16T16:56:49Z. The update package is 449.03 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: 91f35be51f161fa9ceace7e207cdf41b9b07de3f.zip.