Windows7 system cannot change how screensavers are resolved

1, click on the Desktop to start the menu, and then click on the Ghost Win7 Start menu to enter the "run", you can open the running program;

2, enter gpedit.msc in the running program, you can open the Local Group Policy Editor. In the left-hand column, expand User Configuration-Administrative Templates-control panel-personalize;

3, and then in the Win7 personalized to the right window to find the "Prevent Changes screen saver" item, win7 the mouse to open the edit window, in its editing window in its "enabled" modify to "Not configured" or "disabled." Click on the bottom of the identification and application button to complete.