How to shut down Win7 in locked state

Now most systems, in the locked state, have an icon to turn off the computer. But if your system does not, how to shut down? Most people use the method to log in and then shut down. The so-called lock status usually refers to the computer login interface.
1
In windows xp and windows 2000 systems, if the login screen does not close the computer button. Then the Xiaobian pass is done by changing the settings of the registry.
2
Enter the registry and start running "<regedit" on the line.
Locate to: HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindows NTCurrentVersionWinlogon, then change the value of the "ShutdownWithoutLogon" item on the right from 0 to 1. As shown in the figure:

3
and win7 system If you install the above method, if you change it, it will not work.
But we only need to press the power button to turn off the computer, and I have not found the aspect to make it appear.
The above is about how to shut down Win7 in the locked state. Press the power button, you can achieve it, no need to log in is very simple and practical.