Replying to Premier pro help

i jsut downloaded the free version off adobe's website. i tried to open it and it says i already have it downloaded adn then says retry or cancell so i cancell. then i relize it wont work so i go to control panel to delete it and i isnt showing up. i x out and try again and it sayd all files are now hidden and then it says on hte bottom "click here to show all hidden files" i clickthat it all it shows is all my old limewire stuff (i deleted limewire a lonnngggg time ago) i have no ide what to do. help me.