Avast Antivirus is Good Software for computer, this software helps for scan virus, the most important feature of any antivirus software is malware detection and prevention, and Avast software always helps me for scan Malware, most important update, if you dont update your Anti virus then your antivirus will not help you so keep updating because updater can help improve your security if you have a tendency to postpone software updates, Avast can check your installed programs for missing security patches, analyze your router’s settings to flag security problems, and check for performance issues, that is reason why I use this software, I hope you like my review