Many Deaf friends always ask me a questions about the anti-virus software. Don't worry, its FREE, you can only use for personal and non-commercial use. Better to download this antivirus before your PC will get attack by a virus, worms, trojans and etc than you regret! I have my experience to use some antivirus, such as AVIRA, AVG, Kaspersky, McAfee, My top listed; 1. AVG Free Antivirus AVG Anti-Vi