Win7 32-bit system desktop icon can not be automatically refreshed how to do

            1. First press the “Win+R” dialog box on the keyboard to open the “Run” window. Enter the “regedit” option and press Enter to open the Registry Editor.
2. Open the Registry Editor. Expand the following registration item: HKEY_LOCAL_MACHINE\\SYSTEM\\CurrentControlSet\\Control item;
3, then right-click on the Control item and select New “ Item", and change the name of the item to “UPdata”;
4. Right-click on the "UPdata" option and select a new item. Change the name of the item to "UpdateMode";
5. Right-click in the right window and select New" to expand the string value ” Change the data name to “DWORD”, then double-click “DWORD” to change the value to 0 (PS
: If there is already a &Dquo;DWORD” item, delete it directly, then Re-create it again.)