How to quickly delete the win7 system virus folder

The current network is very developed, many people will experience the situation of their own computer being infected by viruses, generally in the Trojan will be generated in the win7 64-bit flagship system disk c drive "System Volume Information” folder, this is actually a hidden system folder, which stores information about the system restore backup, although this is not a virus folder, but the virus is most like hiding here, it is difficult to delete of. So how to solve such a problem?
1, the first thing you need to do is to first restore the system. Open “Start →Run“, enter the ”gpedit.msc” character, and then start to enable the Group Policy Editor, and then expand the following options: "Computer Configuration, Administrative Templates, System, System Restore” Then, right-click on the right side and click on the "Close System Restore" option to set it to “Enable”.
2, then expand the following options: "Computer Configuration, Administrative Templates, Windows Components, Windows Installer", directly double-click on the right side "Close the Create System Restore Checkpoint" option, set it to "ld"; Enable ”, then use the "cacls" command [cacls “c:\\System Volume Information” /g everyone:f] to give the current user full control, and finally you can put the "System Volume Information" folder It was deleted.
The security problem of Windows system In fact, everyone has been paying attention to it. Even the most powerful software of the current system can not guarantee the absolute security of the computer. Therefore, in the case of the virus in the win7 pure version of the 64-bit system, you can understand some solutions yourself, you can solve it yourself!