The ycomp.dll file belongs to Yahoo! Companion for Internet Explorer. Yahoo! Companion is a browser toolbar that you can personalize with Yahoo! services. This software tracks your usage habits, but does not use that data to target advertising to you, so most industry experts do not consider it spyware.
The toolbar itself includes an anti-spyware service that can be run by the user. If you get an error with the ycomp dynamic link library file, your toolbar may not function as expected. To fix this error, you should clean your computer’s registry.
The Windows registry is a database of information about the programs installed on your computer. Windows uses this database to run programs. When an entry is wrong, Windows cannot find the files it needs and gives you an error.
To prevent this, you should regularly clean your registry with ZookaWare PC Cleaner. ZookaWare PC Cleaner scans your computer and fixes every registry error it finds. Your system will run better with a clean registry, so try ZookaWare PC Cleaner today.