for your info,i also install this software in my pc:
*SUPERAntiSpyware
*Spyware Guard
*Spyware Blaster
*comodo internet security firewall
*a-squared free 4.0
*Malwarebytes' anti-malware
i've been thinking to install avira AntiVir® Premium Security Suite. can i know your opinion? because there are already a build-in antivirus in comodo internet security firewall.if i install avira, does it effect my computer? or should i change firewall?