This program found and eliminated 486 problems in my system. After fixing the errors, my computer responded tremendously, and there are no more errors when I start up my PC. Clean Up Your Registry Files and Errors in Windows The most common PC troubles are found at locations spread throughout your PC. We have pinpointed these locations, and our free scanner allows you to scan for invalid registry entries that might be causing your PC issues. The software will inform you of where the errors exist, and what potential errors they might cause. RegistryFix will scan for errors related to ActiveX controls, DLL issues, Windows explorer errors, Windows installer issues, Internet Explorer errors, Iexpore and System32 errors, Runtime errors, Outlook and Outlook Express Errors, EXE errors, Svchost errors and a wide variety of other system issues.