Yes, we really need an antivirus program to be installed in computer, As it helps us to fight against all kinds of malware attacks and viruses and makes your system clean and efficient.
You can use Anti-virus programs such as Bitdefender, Avira Antivirus, Norton Antivirus.
Yes !! Antivirus program is needed in order to protect your system from viruses, malware and various ransomware attacks,These softwares helps you to kill all your infected files and make your system run smoother and faster.