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.

Now that Windows 11 displays file extensions, right-click the file you want to edit the extension for and choose Properties.

Do you need to change a file type? Here are a few ways to do this on Windows 11.

Do you want to open a file type or link with a specific app? Here's how to change the default app settings on Windows 11.

If you can't change default app by file type in Windows 11/10, then reset the problematic app, remove file type association, etc.