Purpose of Anti Virus

Have you ever thought about the anti virus, why do you need anti virus and what was the functions of anti virus. There are so many questions put up when you are planning to install anti virus. Anti virus are a software program, which protects your system from virus attack, worms, Trojan horses, and other uninvited programs.

There are numerous ant viruses available in the market you should choose that one which protect your system completely and maintain your system processing speed. If your system has been infected any virus attack then anti virus plays the important role to solve out the problem and remove, delete virus from your system. Be sure you are using latest version of the software.antivirus companies often update their product according to market needs and upgrade the product within a specific time intervals. Live update options are provided by almost all ant virus companies.

For good result of anti virus software, you should completely remove already install anti virus if there are already one and you try to install new one that can make the problem. Antivirus software’s give option to scan the whole pc at a time or manually choose the drives, which you want to scan firstly.
If you are a internet user then you must have one top class ant virus which alert you if any unwanted programs and before downloading any files or product you can scan that.