With the paid version, the software is highly secure. However, if you have Avast antivirus installed in your system, it protects you and your system from any harm.Īlthough Avast antivirus offers security, there is a backlog with its free version. While your computer is being used, it is connected to the internet and is exposed to many potential risks like malware and software attacks. This is just to make sure we stay on the same page.Īvast is antivirus software that you install on your computer system to save your machine from any external harm. Before starting with the problem, we are facing with the Avast setup, let us give you a small definition of What Antivirus is.