An mp4 is a video file type, but the .mp4 in the file name is the file extension. Usually, these things should match, but ...

You might have seen some files on your computer that do not have any file extension or file type. How do you open such types of files? In this article, we will see how to open a file with no ...

Have you ever noticed how your computer knows which program to open when you double click on a file? It doesn’t always know but most of the time it does. When it doesn’t know, your ...

File type association is very helpful ... In the case where all the file extensions have changed to some unknown file format, this could help! Since this is a registry operation, it is recommended ...

You can change document types in Word. You can swap file extensions in Paint for images. This is one of the most common ways to change file formats and maybe the one you use most effectively.

Thus, virus writers try to trick more people using double extensions, so "I LOVE YOU.TXT.vbs" is really not a .TXT file, but a .vbs file, a Visual Basic Script that is executed immediately.

be aware that new installations of Windows hide the file extension. See hidden file extensions. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction requires permission.

Tax extensions can be a helpful tool for people who need more time to file their return. In 2025, an extension moves the filing deadline to Oct. 15. Many, or all, of the products featured on this ...