CCleaner can clean unneeded files, settings, and Registry entries for Web browsers and many installed applications on your system, as well as Windows features.
Note: You should be logged into an administrator account to use CCleaner. You can still use it as a normal or restricted user, but Windows may prevent you from deleting certain files.
Before you clean your PC:
CCleaner will run well using its default options. You can change its settings extensively, which you might want to do if you want to keep some information, add more items to be cleaned, or make many other changes.
Some things to consider changing before you run CCleaner's cleaning process (make these changes before you run the cleaning):
Note: CCleaner permanently modifies certain system and program files. Please be sure you know what the consequences can be.
To clean your PC:
Notes: