If your computer is running slow with pop ups turn up nagging to do this and pay that chances are you have a virus!, but dont panic techwiz can remove the unwanted virus that is infecting your computer. Some virus are simple however most new virus / spyware infect normal programs and mess with the structure of the operating system. Techwiz removes the problem and finds every trace of the virus possible.
In rare cases the computer will need to have the operating system (Windows XP / Windows Vista / Windows 7) reinstalled (with a optional back up of data)