To run scanning in ArcaVir 2012 or 2011, you should:

1. Open the main program window
2. Click on the "Scan for threats", then "Full scanning"
2. Click on the profile that you want to scan and click the "Scan" button

To run scanning in ArcaVir 2010, you should:

1. Open the main program window
2. Click on the profile that you want to scan and click the "Scan" button