You're probably aware that most files have an extension such as TXT or EXE after the file name, even though these are not always displayed in Windows. File extensions are how Windows knows what to ...

Learn how to change the '- Copy' name extension for Files and Folders in Windows 11/10 by tweaking the Registry.

Learn how to create folders by file extensions on Windows 11/10. You can sort files by extensions or formats using this guide.