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On the other hand, cleaning the registry and removing the wrong entry could cause Windows not to start properly. Even though these orphan registry entries are not necessary, they are also not causing any harm. When Registry cleaners state that there are problems with your registry, they are detecting orphan entries for programs that may have been left behind by programs that have been uninstalled. The Windows Registry is a large database of configuration information with hundreds of thousands of individual entries. As for Registry cleaners, we strongly suggest that you do not use them. Instead we suggest that you use the Disk Cleanup tool that comes with Windows to remove unnecessary files that may be on your computer. If you find that you have PC Speed Up on your computer, please do not purchase the program as it will not provide any benefit that you can't get for free.
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