Antivirus is a type of program designed and developed to protect the computer and other mobiles from virus and other malware such as computer worms, spyware, botnets, rootkits, keyloggers. Antivirus is designed and developed to protect the computer and other devices from these viruses.Antivirus is use to scan, detect,and remove or solve these problems. There are many softwares using for the purposes of removing these viruses.