If your computer has slowed to a crawl, then you have errors inside of the Windows registry, which is the central database that controls many of the functions on your computer. The best way to fix these errors is to use a registry cleaner. But, you must choose the best one, because if you do not, you could end up with more problems than before!
A good registry repair program will fix each invalid entry quickly and easily. This type of program will also backup your registry on a regular basis, in case there is a problem, your registry will be restored to its normal status. A registry repair program will also perform a complete system scan to find entries that are no longer necessary or were never needed in the first place. It also finds holes inside the registry, and other problems. It will perform defragmentation tasks and checkup on your system regularly. And you also want a program that not only rides your computer of registry errors, but also removes spyware, protects against viruses, and fixes outdated drivers.
In order for your computer to work at its optimum level, the registry and other components must be in good working order. Just one problem can slow your system down in a very big way. If you want to prevent registry problems, scan your computer regularly, keep spyware, adware and viruses away, and keep the P-C drivers working and updated, you need a complete software system to achieve your goals.