Your computer's hard drive uses a system of folders to help organize the tens of thousands of files on it. A folder is not a file itself, but contains files such as word-processing documents, videos ...

A file is the common storage unit in a computer, and all programs and data are "written" into a file and "read" from a file. A folder holds one or more files, and a folder can be empty until it is ...

If you haven't been organizing and discarding files as you go, it's likely your hard drive is stuffed with downloads, unwanted photos, file copies and other digital dust bunnies. This can reveal ...