Starting with Windows 7 and continuing thru current Windows, its standard practice to
A-right-click installer and choose Run as Admin for all programs
B-Run PT as Admin
Sorry you both missed that one and had to struggle, but glad you have it sorted
The other thing that trips up many newbies is midi routing as its not exactly obvious or intuitive. I'm not sure about Macs, but for Windows users, the Midi Studio menu is where it all happens(and many newbies are not aware of that setup)