Launch UAC2 once installed.
Click The "Create an Account" button to create your account.
Enter in the account details you want and press "Register".
IMPORTANT: Check your email, you will have an email regarding your registeration. You must use that link and confirm your email address before you can use UAC.
Enter your newly created account details into the login box and push "Login".
Log into UAC Website and click My Account (Top Right)
Take note of your user ID and go to guid properties page and enter your UAC User ID.