If your computer does not power off when you shut down windows, follow these steps to enable this feature:
1. Open the Registry and look for this string: HKEY_CURRENT_USER\Control Panel\Desktop 2. Right-click on the 'PowerOffActive' string in the right pane 3. Select 'Change String Value' 4. Change the value to 1 and click OK 5. Exit the Registry
Shut down your computer to see if powers off. If it does not, you may need to go into your System BIOS and change the setting there.