Download iPhone 7 (Global) IPSW firmware files - Lates iOS IPSW for iPhone9,1. Download and use the latest signed firmware from this page to upgrade and fix your iPhone 7 Global variant. Note that these firmware files won't work on the iPhone 7 (GSM).
This iDevice was introduced at Apple's 'See you on the 7th' event on the 7 September 2016. It was made available to preorder on 9 September 2016 and started shipping on 16 September 2016. The firmware identifiers are iPhone9,1 and iPhone9,3. It's models are D10AP and D101AP.