File extensions are the characters that precede the last period of a file name. It helps us find the type of file we are trying to open i.e. whether it is an audio file, video file, or simply a ...

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 ...

Ever got stuck with a file that has some mysterious extension? Where no matter how much you try, the Jigsaw puzzle doesn’t seem to fit together? So, for instance, if the file has the extension ...

One of the easiest ways to render your computer unusable is to mess with the operating system’s files and settings–one accidental deletion of a single file can ...

In Windows 11 or Windows 10, you can Configure, Export, Import File Associations and even set or change file associations and extensions using GUI, but there is no option provided to delete an ...

When you first installed Microsoft Excel, it should have registered itself as the default program for opening compatible file types, such as .xlsx or .xls. Installing other spreadsheet programs may ...