Problems with the Windows registry are a common cause of Windows crashes and error messages. YL Registry Repair software allows you to fix your registry and optimize your PCs performance. With a few easy steps, you are able to find problems caused by invalid entries, references and links in the Windows registry and provides a list of the errors found, you can then choose to selectively repair each item or automatically repair them all. YL Registry Repair software 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.