I am from Argentina (Latin American), Windows 7 can`t detect my iPad mini

Windows 7 can`t detect my iPad mini

I have got an iPad mini that i have buyed in the United States, i can`t sync my iPad mini with iTunes, i have made all the things that says inthis tutorial.

But when the PC booted and connected my iPad, Windows did not detected my iPad, i tried to restart Apple Mobile Device Handler, but it did not work 😟, i NEED to make my iPad to sync, in this computer i have all my music.