How to delete Trojan virus under Win7 system

Our win7 system often has some Trojan virus, and these stubborn virus in our system deeply rooted, it is difficult to completely clear. Sometimes, even anti-virus software does not do well. So what is the way to remove these annoying Trojan virus? Let's make a small edit to take everyone together to understand the next notebook Win7 system delete Trojan Virus file Method!

The method is as follows:

1, press the keyboard on the Win+r shortcut combination of keys into the Win7 system running window;

2, enter the Gpedit.msc command in the running window and click Enter;

3, in the Open Group Policy Editor window, in order to open the left menu in turn:

Computer Configuration-Administrative Templates-system-System Restore;

4, in the right window to find the Shutdown System Restore options;

5, use the mouse to double-click the right side of the window to turn off System Restore options, so that the system will pop-up properties of the window;

6, the default configuration changed to have been enabled, followed by click to determine the save settings;

7, after completion, the user again in order to expand the left menu:

Computer Configuration-Administrative Templates-Windows Components-Windows Installer items;

8, followed by us in the right side of the window to find the shutdown Create System Restore checkpoint option, and finally double-click the item with the mouse to change the default configuration to Enabled.