In this modern era, we all progress with technology and in this progress computers, laptops etc.plays a vital role.but sometimes computers are attacked by viruses which are dangerous for computer and may results in malfunction of computer.so we have to protect it by anti virus software which don’t allow virus to come in computers.nowadays antivurus become very important beacuse it provide safety and privacy too.so keep it up by using antivirus.keep protection, keep antivirus.