Common file name extensions in Windows - Microsoft Support

Learn what file name extensions are, which extensions are common in Windows, and how to view them in File Explorer.

How to show File Extensions in Windows 11/10

Windows 10 Help Forums

File Types

How To Display File Extension in Windows 11

Show or Hide Files Name Extension in Windows 10

Common Windows file extensions

Show or Hide File Name Extensions for Known File Types in Windows 11 Tutorial

Overview of Microsoft Edge extensions - Microsoft Edge Development

What is a File Format?

File Name Extensions