quicktime pro

Hey, I’ve downloaded 2 versions of quicktime pro tonight, but after installing them, I can’t get it to “go pro”. I have the key gens, but when I want to “upgrade” it takes me to the apple website to buy it. Can anyone help me out here?
Answer #1
Are U clicking on > Edit > Preferences > Register ?
I suggest U download a new version from this here forum and reinstall
Answer #2
thanks! i didnt know to do that