If you only have one user account, then it is the Administrator account. You cannot make changes to User Account Controls without administrator privileges.

Windows XP, Vista, and 7 users can press ⊞ Win and select “Control Panel” from the start menu.

You cannot make changes to User Account Controls without administrator privileges.

Windows XP, Vista, and 7 users can press ⊞ Win and select “Control Panel” from the start menu.

If prompted to verify the action by User Account Control (UAC), click “Continue. "

Administrator status grants this account full access to the software and files on the computer.