iOS 10.3.3 (build 14G5037b) is an official Apple over-the-air update for the iPhone 7 Plus (GSM), released on 2017-05-30T17:28:43Z. The update package is 59.95 MB. This is a delta (partial) update that requires 10.3.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 08831ccfa810b98e3745b25b4ca48758d99fb9ae.zip.