threat defense

Since my cousin gave me the machine which installed the threat defense machine I haven’t seen the other problem, before my machine will always be slow things at regular intervals, and as long as I don’t give a day when the machine then next boot antivirus will be good long time can not open, then no intention to my cousin said this, he will help me to install this threat Defense says this is suddenly no longer have to worry about the virus will do, when my cousin say that I do not believe it, but it is placed in the before this let me have to believe, that a threat defense is so awesome, people home proved truth.