Why We Need an Antivirus in Computer

One of the most common causes for failures or issues in computers is the lack of antivirus security software, or expired antivirus security software. It is an issue which is often overlooked and has dire consequences for the unfortunate computer owner.

What Is a Virus?

These days there are too many different categories of virus. So, what is a virus? A virus is usually hidden programm, and can do a number of things, as it relates to the health of the computer or PC. A few examples are provided below: