Avast is an amazing free antivirus. In order to use it, you must install
and register it of a one year period. One year later, you need to do the exact same process in order to renew the registration.
- Open Avast (double-click on the bottom right icon).
- Click on the Maintenance tab, then on Registration tab.
- Click on Register now.
- You are prompted to buy the non free version. Look closely, you will find a button that is not so obvious that let you simply renew without buying anything. For example, a grey Register button.
- Fill the requested informations and click Register for free license.