Top Registry Optimizer by YL Software is an easy-to-use registry cleaner that can boost your PC's performance by removing errors from your Windows registry. The advanced scanning engine and one-click simplicity make this Top Registry Optimizer an ideal way to help your computer reach and maintain optimum performance. Both beginners and experienced users will appreciate this Top Registry Optimizer's customizable scanning environment - which clearly displays and categorizes registry errors from common "file association" problems to more exotic issues involving ActiveX-COM-OLE and DLL errors before whisking them away with the click of a button. Easy-to-use backup and undo functionalities enable you to roll back changes made to your Windows registry, generating more confidence that you will continue to enjoy optimal, stable and worry-free PC performance.