Antivirus is necessary for every computer. It protect your computer properly from virus. And it also help in maintain your computer speed. And remove virus from your computer. I am use Quick Heal antivirus in our computer to protect from virus . It’s cost about twelve hundred rupees for one year package. And I hope you will also use any antivirus in your computer from protecting your from virus. And I hope you use a perfect Antivirus for your computer. And my final advice is that you protect your computer from virus Through Antivirus such as Quick Heal , Avast and many more.