It is very likely that a new Trojan or virus will infect dozens or hundreds of computers, and possibly thousands. This is especially true for network worms. It is therefore important that antivirus software providers can provide updates quickly and efficiently to prevent these computer bugs from becoming widespread.
Unfortunately, AV programs suffer from many major issues that hinder is windows defender good their effectiveness. You should be aware of the issues if you use any of these products so that you can protect yourself.
The first issue is that a large number of antivirus programs are unable to detect all Trojans and viruses. This is a direct consequence of the fact that hackers and virus writers are constantly creating new types of malware. Antivirus software isn’t able to provide 100% protection.
A common software problem can produce symptoms that appear virus-related. Therefore, it is essential to always look for more common causes of problems prior to assuming that a system is infected by viruses. Certain malware may display pornographic images on your screen or articles of news. Another sign of malware is when the screen is constantly displaying ads for websites you don’t visit.