How does the win7 system speed up the taskbar preview window?

Users using the win7 system should know that there are a lot of cool and useful features in it, such as the taskbar preview function. When we move the mouse to the taskbar, the thumbnail window will be displayed for us to view. However, some users who use the rainforest woodwind win7 system find that when we log in to the system or refresh the desktop, the taskbar has been delayed for previewing. What is going on? How to speed up the preview of the taskbar of the win7 system, the following win7 home will share with you the specific steps.

1, first open the running window in the start menu of win7 system, enter "ldedit", enter the registry to open;

2, after opening the registry editor, Expand “HKEY_CURRENT_USER—Software—Microsoft Windows—CurrentVersion—Explorer—Advanced";

3, then right-click to create a new “DWORD (32-bit) value";

4, and rename the key value to "ThumbnailLivePreviewHoverTime”, then right click on the new key value, select "Modify" option;

5, in the pop-up window In the Value data text box, enter a new value (in milliseconds), such as input 500 for 0.5 seconds, then click the “OK” button to save and exit, restart the computer to take effect.

6, the above is about teaching you to speed up the rainforest woodwind win7 system under the taskbar preview speed coup, if you also found the win7 system's taskbar preview speed is very slow, you can pass the above The method speeds up the preview of the taskbar, and I believe it can help everyone.