You can create a file without a File Type Extension in Windows 11/10 by carefully following the steps laid down in this post.

We show you multiple ways using which you can change File Type.r Extensions or Format on Windows 11/10. You can also use the Command Prompt.

Need to use third-party programs to open files on your PC? Here's how to change file associations in Windows 10 and choose which apps open which file types.

You can add a new file type to the New item section of the Windows 10 Context Menu, but you will have to edit the Windows Registry. Here is how you do it.

Windows makes it easy for you to open up these files by setting up default programs for each file type -- images files, for example, will open by default in the Windows 10 Photos app.