It looks like you need a functioning user registration and login.
The tutorial you are following requires it, and that appears to be the missing piece to the puzzle. I'd run the security assist wizard and get a functioning user registration and login.
Let's schedule a premier ticket for Thurs. What time zone are you in and what times work for you? If you post the available times and your phone number I'll put it in my calendar and we can finish off whatever you can't get done on your own by then at that time.