1. Run CCleaner and analyze what should be cleaned

2. You can check and uncheck to tell the program what to clean

3. The Registry Cleaner shows issues that it could fix for you

4. The Uninstall Tool shows the list of all the software that has been installed on your computer and could be uninstalled if needed

5. The Startup Tool shows the programs that start to run when you switch on your computer

6. The System Restore Tool is handy when it comes to restoring your previous system settings

7. You can customize your settings and options when using CCleaner