Turn Off UAC
Listed below are step-by-step instructions for enabling/disabling user account control.
Step 1 :
Open the Windows Control Panel from your Start button menu.
Step 2 :
With the Control Panel open, type "UAC" into the search box. A link for "Turn User Account Control (UAC) on or off" will be listed. Click on the link.
Step 3 :
Uncheck the "Use User Account Control (UAC) to help protect your computer" checkbox on the next screen, then click OK. If you get any confirmation windows asking you to confirm your decision accept them to continue.
Step 4 :
Reboot your computer.