Many of us spend many hours daily in front of the computer, and most of this time is related to browsing the Internet. Given the computer is used so many times, we have to be sure that our system is well protected against any potential problems. When visiting various web pages, we often encounter Trojans of all kind. You will get on your computer screen, some messages warning you that your system has some infections. You will get recommendations to install some program so you will be better protected. But doing so, won't help at all: you will find out the program is doing the opposite of helping you. Many rogue programs will thus infect PC like the way we just talked about. PC Defender is part of those rogue programs. Check this website Remove PC Defender to know more about this rogue program.

A totally fake system scan of your PC will start soon after your PC has been infected. Then you will be asked to buy a full online (and fake) version of this program claiming it will clean your PC. Many users get to purchase PC Defender, thus paying its creators for nothing more than a scam. When it is scanning your PC, this malware will but delete some good and useful files while creating new ones, modifying a lot your computer. Check this site Online Virus Removal is an online service to clean your PC from threats.

It will also change your browser's configuration besides monitoring your Internet activities. You will get lots of popup and commercial ads being displayed on your screen. When browsing a given site, this rogue program will redirect you to others, compromised, web pages. Some bad companies will use such a program to promote their own products. As the time in which the program acts on your operating system increases, it also allows the installing of more unwanted software, which decreases the computer’s performance significantly.

As soon as you're aware your PC has been infected, you should clean it immediately. The first option is to automatically remove this program. The second option is to do it manually: before doing so, make sure to have a total backup of your system.