When you close the Firefox Internet browser, you expect the application to stop running completely. Sometimes, though, certain Firefox files continue to run in the background, causing your computer to ...

This is an undesirable program. This file has been identified as a program that is undesirable to have running on your computer. This consists of programs that are misleading, harmful, or undesirable.

Xfirefox.exe is a potentially unwanted program that downloads and installs a copy of Firefox Developer Addition, which is then used to show promoted web sites. These web sites range from car sites & ...