try to use a registry cleaner. unless you know what you are doing to the registry i recommend you not exchange it because one mistake can mess up your system.

Try This
Revo Uninstaller – uninstall, remove programsRevo Uninstaller helps you to uninstall and remove unwanted programs installed on your computer even if you have problems uninstalling and cannot uninstall them from “Windows Add or Remove Programs” control panel applet.

Revo Uninstaller is a much quicker and more powerful alternative to “Windows Add or Remove Programs” applet!

With its advanced and quick algorithm, Revo Uninstaller analyzes an attention’s data before uninstall and scans after you uninstall an attention. After the program’s fixed uninstaller runs, you can remove additional unnecessary files, folders and registry keys that are usually left over on your computer. Even if you have a broken installation, Revo Uninstaller scans for an attention’s data on your hard disk drives and in the Windows registry and shows all found files, folders and registry keys so you can delete them.

With its unique “Hunter mode”, Revo Uninstaller offers you some simple, simple to use, but effectual and powerful approaches to manage (uninstall, stop, delete, disable from auto starting) and to get information about your installed and/or running programs.
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