在电脑配置并不高的机子上，不安装杀毒软件肯定效率要高得多。曾有人两年多不用杀毒软件也并没有病毒染身的原因。-Configuration on the computer is not high on the loom, not to install antivirus software certainly much higher efficiency. It has been more than two years do not have antivirus software, there is no reason for the virus infected body.