This process makes your internet speed faster too. In the cleaning of junk internet files, it mainly focuses to clean all the unwanted caches. These caches are saved in your computer system by opening the same websites again and again. Not only it cleans all the unwanted caches. But you can also delete all of your internet activity from your browser. You can deletes any of your internet browsing history i.e. form filling, caches, browsing history, passwords, etc.