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 ...

If you are unable to open an MP4 file on our media player, try changing the video format. There are many good video converters available on the internet that can help you convert your MP4 to MP3, AVI, ...

Xvid is rarely used these days, but that means it can be hard to know what to do with it if you come across it while digging through your old files. It’s essentially a method for compressing video, ...

The default setting for Windows is to not display a file's extension, which is the last period in a file name followed by 2 or 3 letters. Therefore, when viewing files in Windows you would only see ...

Each document that you have on your Mac is associated with a default application which macOS uses to open the file whenever you double-click on its icon in Finder. Sometimes you may have a legitimate ...