My friend gave me this machine installed above data center security after I think the machine instantly reflects the speed of what are particularly good, every time before the Internet to download what things are special cards sometimes there will be what the virus, but after the installation of the data center security will no longer appear this problem that is really special thanks to my friend that I installed Huiyanshizhu to such a good one or data center securitystill do not know what will be troubled by this problem into the machine what appears later if the organic sub thing I do I have to find my friend to see that a professional when my friends also do not learn to use.