With Registry Mechanic you can safely clean, repair and optimize the Windows registry with a few simple mouse clicks. The program uses a high-performance detection algorithm to quickly identify missing and invalid references in your Windows registry.
These problems can occur for many reasons including being left-behind after the un-installation or incorrect removal of software, by missing or corrupt hardware drivers, or orphaned startup programs. With a few easy steps Registry Mechanic will scan your entire registry for any invalid entries and provides a list of the registry errors found, you can then choose to selectively clean each item or automatically repair them all.
For your convenience and protection Registry Mechanic can also make a backup of any repairs made so that you can easily recover any changes if required.