Anti-Virus software is required software for any computer. But in the case of Anti-virus software, more is generally not better. The reason is that more than one can often interfere with the other. A lot of this software is sold pre-installed on the machine you buy and is offered on a subscription basis. So you have to pay to update the software. It makes sense to have good protection, but there is a lot of good inexpensive or even free anti-virus software out there.
Windows 8.1 comes with its own version of anti-virus called Windows Defender. In addition, Microsoft Security Essentials is also free to download and use on a home computer. If you are running Windows 8, you don’t need to install ...