The application requires no installation. Just download it and double-click its icon to bring up a simple interface from which you can do the quick scan.
Once the scan begins, Flamer Removal Tool will take a few minutes to analyze every corner of your computer in search of the Flamer virus. If found (though ideally your computer will be clean), it will delete it permanently and completely.
Flamer Removal Tool is a very useful tool that you should definitely try if you suspect your computer could be infected. It should only take a few minutes (a bit longer if you have a very full hard drive) and will save you a lot of grief in the long run.