Description : Or is it good to install another one? I'm sorry, but it's my first computer, so I'm asking.
Last Answer : FireWall is not an antivirus. Download and install a real antivirus - I use Avast! free version (http://www.avast.com/cs-cz/download-thank-you.php?product=FAV-ONLINE&locale=cs-cz), but you will definitely get recommendations for others ...: o