Every file that we have saved on our computers has a particular extension. The file extension is added at the end of the filename followed by a dot (.). It tells the operating systems about the ...

Windows is the most popular operating system and is the first preference for people because of its user-friendly nature. It also supports a large ecosystem of freeware. One such we will see today is ...

Linux typically doesn't rely on file extensions; it gets a files type using "magic numbers" within the file itself. Linux apps, including GNOME Files, may still use extensions to determine file type.

Windows only: While Windows Explorer can sort files by type, by default it doesn't display or sort files by extension in a separate column—but the Extension Column add-on does just that. Install this ...

A file extension, or file name extension, is the letters immediately shown after the last period in a file name. For example, the file extension.txt has an extension of .txt. This extension allows the ...