Win7 desktop icon can not be automatically refreshed how to do

I believe that users who use win7 32-bit pure version have found that under normal circumstances, the icon of the system desktop will be automatically refreshed with the user's operation, but due to the setting problem or some desktop settings being changed, some users will find themselves using the system. After a while, the icon of the desktop can't be refreshed automatically. What should I do? Let's learn how to win the desktop icon of win7 pure version.
Step 1: Under normal circumstances, win7 32-bit pure desktop icon can not automatically refresh this situation, because the system registry information was caused by tampering, so to fix this problem, first we use Win+ after starting the computer The combination key of R calls out the running window of the system, and then enters the command regedit to enter the registry editor of the system.

Step two: win7 pure version of the Registry Editor window inside, we open the Control group need to edit the file in this order HKEY_LOCAL_MACHINESYSTEMCurrentControlSetControl, in the Control group of files we use the right mouse click and then decline in the right In the menu, select the sub-item "item" in the "New" project.

Step three: Create a new project we called "Update" file in the Control group, and then double-click the item and click the right mouse button on an empty spot on the registry list to the right of the window, and then continue to New Item, and Name this new project "updatemode".

Step Four: We double-click the updatemode, then New Expandable String Value, name it and then modify the data for the DWORD, and then double-click the item, the value data = 0 can be friends
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