Win7 opens the function of automatic lock screen function

We all know that we can set the power-on password to protect our computer from being used by others. If the computer is already turned on, then we can choose to enable the automatic lock screen function of Win7 system to protect your computer.
Tips are as follows:
1, enter the Win7 system control panel, find and open "Power Options";

2, in the left sidebar of the interface, find and open “ select to close the display Time”;

3. In the "Edit Plan Settings" dialog box, in the "Close Display" column, select the time when the computer does not operate to automatically turn off the display, then click "Save". Edit & rdquo; effective;