AVG antivirus not able to remove virus

My computer is infected with " SAntivirus, also known as Segurazo, "
How to uninstall and why antivirus is not able to remove it.
Thanks.

Hello, Ulhas

We will help you in this.
Did AVG detect the ASntivirus from you did a deep scan?
Try to uninstall this program in the control panel
Contrl Panel >> Uninstall a program >> SAntivirus