What should I do if the Win7 system mouse wheel fails?

When we are browsing a long page, we can use the mouse wheel to scroll the page, so the appearance of the mouse wheel brings great convenience to people, but sometimes the wheel can not be used due to incorrect operation. So what do you do when you encounter a Win7 system mouse wheel failure? Friends who don't understand look at the articles compiled by Xiaobian!

Step /Method:

1. Press the shortcut key Win+R to open the Run dialog box.

2, enter Regedit, and then click OK to open the Registry Editor.

3, find Hkey current user expand it.

4, then navigate to Control.

5, find the Desktop in Control panel.

6, find Wheelstrolllines under Desktop.

7, right-click it and select Modify.

8, the modified data value of 3, and then click OK.

9, click the Start & mdash; & mdash; re-start. The setup is complete.

Note:

need to modify the registry, you must strictly follow the steps in the tutorial, otherwise there was a certain risk. If there is a system problem after modifying the registry, you can follow the tutorial to change the registry back.

The Win7 system mouse wheel failure solution is explained here, if you encounter this problem, then quickly try the method provided by Xiaobian!