How does the win7 system speed up taskbar preview window?

Users of the Win7 system should know that there are many cool and useful features in it, for example, the taskbar preview function, when we move the mouse to the taskbar will show the thumbnail window to facilitate our view, but some use of rain forest wind Win7 system users find that when we log on to the system or refresh the desktop, The taskbar has been slow to show previews, what's going on? How to speed up the Win7 system's taskbar preview speed, the following Win7 home to share with you the specific procedures.

1, first in the Win7 System Start menu to open the running window, input "regedit", enter open the registry;

2, open the Registry Editor, in turn, expand the "Hkey_current_user-software-microsoft windows-currentversion-explorer-advanced";

3, and then click the right mouse button to create a new "DWORD (32-bit) value";

4, and the key value renamed to "Thumbnaillivepreviewhovertime", then the mouse right click the new key value, select the "Modify" option;

5, in the pop-up window, in the Numerical data text box, enter a new value (in milliseconds), such as input 500 for 0.5 seconds, and then click the "OK" button to save the exit, restart the computer can be effective.

6, the above is about to teach you to speed up rain forest wind win7 system under the taskbar preview speed of the coup, if you also found that the Win7 system's taskbar preview speed is very slow to speed up the taskbar preview speed, I believe can help everyone.