The latest usb driver of Nokia lumia 830 have been released and simple downloading link is available for download. Nokia developers are releasing and putting free downloading links for mobile users on its official servers. You can manage downloading link so easily from Nokia official server. Nokia developers always lets users to download free apps of all mobile phones. If you wish to connect your mobile with your pc and wish to use your phone as a modem for internet or you can exchanging files from phone to your pc or pc to mobile. Your operating system can't support for your mobile driver manually so you will need to download and install your needed drivers by downloading.
The setup file is tested and 100% working. So you will need to just download and install it on your pc. After installation your pc will automatic detect your phone and you will able to share your mobile apps with your pc through usb data cable freely. You can download latest usb driver of your phone from below provided links.
Download usb driver