![]() ![]() Chris has personally written over 2,000 articles that have been read more than one billion times-and that's just here at How-To Geek. ![]() These tools are often referred to as "rescue disks." They're meant to be used when you need to rescue a hopelessly infected system.Ĭhris Hoffman is the former Editor-in-Chief of How-To Geek. The antivirus will be able to see the rootkits and remove them. The malware won't be running while the antivirus tries to remove it, so the antivirus can methodically locate and remove the harmful software without it interfering.Īny rootkits won't be able to set up the tricks they use at Windows boot time to hide themselves from the rest of the operating system. This means the antivirus program can work on the Windows installation from outside. Even if your Windows installation is completely infected with malware, the special operating system won't have any malware running within it. Boot your computer from a CD or USB drive containing the antivirus and it loads a specialized operating system (usually built on Linux) from the disc. Why You Should Use an Antivirus Boot DiscĪntivirus boot discs deal with this by approaching the malware from outside Windows. The antivirus is attempting to fight the malware on its home turf - the malware can put up a fight. The problem here is that the malware and antivirus are both running on the computer at the same time. A rootkit could load at boot time before other Windows components and prevent Windows from seeing it, hide its processes from the task manager, and even trick antivirus applications into believing that the rootkit isn't running. Rootkits, a type of malware that hides itself, can be even trickier. Related: How to Remove Viruses and Malware on Your Windows PC For really nasty malware, your antivirus software may not be able to fully remove it from within Windows. Antivirus software will try to stop the malware and remove it, while the malware will attempt to defend itself and shut down the antivirus. If your computer is infected with malware, the antivirus software will have to do battle with the malware. Standard antivirus software runs within Windows. Related: Not All "Viruses" Are Viruses: 10 Malware Terms Explained The Problem With Cleaning Up Malware From Within Windows ![]()
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