The computer can't contain two antiviruses because they shouldn't recognize each other and could be a source of many problems.
These programs are called "Antivirus Software". You can find these all over the place, I wouldn't recommend downloading a free one you found on the internet as those are somewhat likely to contain a virus. I personally use Norton Antivirus to protect my computer, I haven't had a virus in quite some time. Here is a list of Antivirus Software that I know is safe that you can use for your PC. Norton Antivirus McAfee Avast Vipre Antivirus Kaspersky
By using Antivirus
Mcafee
antivirus
Yes, but I'd feel safer using it with antivirus.
Antivirus software can be defined as a program that works to detect and remove harmful viruses from a computer. Antivirus software combats computer crime by shielding one's personal information and essentially their identity, online.
Get yourself a good antivirus.
you use antivirus and scan the computer then remove the virus
"antivirus" is protective software designed to defend your computer against malicious software.
Antivirus software will notice about the virus,malware,spyware etc
It's essential to have antivirus for your computer because it will stop virus from infecting your computer. I recommend AVG, here's a link to its download: free.avg.com/us-en/free-antivirus-download
Get an antivirus software.