With this tool you can do things like:

• Scan the registry to detect and remove broken references to codecs and filters.
• Generate a detailed log of all installed codecs and filters.
• Enable/disable more than 250 popular codecs and filters (if they are installed).
• Manage preferred source filters (a.k.a. splitters).
• Reset settings.
• Backup and restore settings.
• Adjust preferred decoders on Windows 7/8.
• Various tweaks for disabling MS codecs on Windows 7/8.