Quick Heal AntiVirus 2010, with its intuitive and easy-to-use interface, provides hassle-free protection for your system. Once installed it acts as a shield against viruses, worms, trojans, spywares and other malicious threats. It also provides protection against new and unknown viruses using Quick Heal's renowned DNAScan technology, and blocks malicious websites. Quick Heal AntiVirus 2010 is very low on resource usage and gives enhanced protection without slowing down your computer. System Requirements : Platforms Windows 2000 Professional Windows XP Home/Professional Windows XP Professional 64-bit Windows Vista Home Premium/Home Basic/Business/Enterprise/Ultimate (32bit and 64-bit) Windows 7 Home Premium/Home Basic/Starter/Professional/Enterprise/Ultimate (32-bit and 64-bit)