Files and folders: recommended linksYou can perform many common file-related tasks, such as renaming and deleting files, without opening any programs. You can also compress files, send them in e‑mail, and change the programs that you use to open them. File
A collection of information that is stored on a computer under a single name. A file can be a text document, a picture, a program, and so on. Files typically have a three-letter file name extension that helps to indicate the type (for example, picture files are often saved in JPEG format and have the file name extension .jpg).
Compress
To reduce the size of a file so that it takes up less storage space and is easier to send in e‑mail.
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