Opinion Hello The software tool i downloaded was called ROLLBACK RX. (it is possibly FIRST DEFENSE under a new name) Anyway, this is an excellent piece of windows software. These kinds of tools appear to be very rare. A tool that offers un-compromised stability for your windows by allowing you to take care of your windows OS. It is a great pitty that more people don\'t know about great software like ROLLBACK RX. Why these tools are so rare is a mystery because windows itself is unstable and problematic and needs tools to doctor it. I only know of TWO ...