Smadav Antivirus is an antivirus program that is quick, easy to use, and does not consume a lot of system resources. It works with Windows 11, Windows 10, Windows 8, Windows 7, Vista, and XP. Would you like to know more about an antivirus program that eliminates malware and other threats from your computer? The article reviews a top-selling antivirus program that is light on system resources, quick to install, and easy to use.