From the Glossy Page Blog

The best driver update software can do a number of things. First of all, why do you need driver update software? Well, the lack of drivers being updated is the number one contributing factor as to why a computer will begin to have difficulty performing up to speed. The best driver update software is able to fix the problems that it finds and then it goes further than that. The best driver update software also has the capability to back up, and restore your system. It should also be able to search your system for which drivers need to be updated.