Windows10 can not replace the lock screen wallpaper solution

windows10 can not replace the lock screen wallpaper solution
The method is as follows:
1, press "ld+; Win + R & rdquo; key combination to open the run, enter in the run box : %ProgramData%MicrosoftWindows Press Enter;

2, double-click to open the "SystemData" folder, delete all the contents; (Click to view the folder can not open the solution)
< Br>3, press “Win+R” key combination to open the run, enter: regedit in the box to press the enter key to open the registry editor;

4, expand on the left side of the registry: HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionSystemProtectedUserData ;

5. On the right side, delete all options except the default & rdquo; item.