The computer suddenly crashes, my God, this is not a crash, why black ah, I am anxious to check their computer, but nothing which is not open the machine, so I took the computer to computer the customer service, customer service through the computer check that my computer is the virus, can not repair, I heard the news are about to hit the idea, I spent several months salary to buy the computer a month are not poisoned, looked angry also useless, had to buy a new computer, computer sales recommended a best antivirus for PC said, as long as the computer is installed best antivirus for PC, will automatically antivirus, so I let the staff to install the best antivirus for PC I hope, don’t let me down.