There are links to removal tools for many popular security programs. Rather than list all the removal tools here, go to this ESET Knowledgebase page and scroll down. They often do a more thorough job than the regular uninstaller that is run from Programs and Features in the Control Panel. Many security software developers provide utilities that remove all traces of a program, such as Avast and AVG. One option is to use an uninstaller utility and there are general tools and ones that are specific to security software. If an application’s uninstaller is not sufficient, what is? This can also cause problems and a security program might be partially removed, but parts remain. Sometimes uninstallers or the software they are trying to uninstall can become corrupted. It is best to remove every last trace of an antivirus program before the new one is installed. It does not work that way.Īlthough all programs have uninstallers bundled with them, they often do not remove everything and sometimes they leave behind traces, program fragments and settings that can cause problems with new software. Apart from the fact that two security programs do not provide twice the security. Here’s how to do it properly.Īntivirus programs can conflict with each other and cause problems, which is why it is recommended that you only have one installed at a time. If you are switching antivirus software or even just upgrading to a newer version, you should remove all traces of the previous program to avoid problems.

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