Because most Windows software uses a dynamic link library, there are some software design is not too mature, resulting in many software after unloading, in the hard drive left some folders, *.dll files, *.hlp files and registry keys, and other junk files.
This is also the main way the system produces garbage, so we uninstall a software, you can open the Software installation directory, and then find the appropriate folder, and then delete it. In addition, if you use some tool software uninstall program (for example, 360), after unloading, there will be a thorough uninstall prompts, as long as the click can be.
Users in the use of computers, it is best to regularly organize and clear the computer. You can delete unnecessary files by finding them. But the deletion should also pay attention to confirm, if mistakenly deleted the application is the file on the trouble.