Windows7 system can't change screen saver how to solve

            1. Click on the start menu on the desktop, then click on the “ghost win7” menu to enter “Run & rdquo;, 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 column, expand “User Configuration”-“Administrative Templates”-“Control Panel”-“Personalization 
3, then find in win7 personalized right window To “Block change screen saver" one item, win7 mouse double click to open the edit window, in the edit window it will be "already enabled" and changed to "not configured" or "disabled". Then click on the bottom of the OK and Apply button to complete.