How to Show File Extensions in Windows 10
Windows 10:
- Open File Explorer; if you do not have an icon for this in the task bar; click Start, click Windows System, and then File Explorer.
- Click the View tab in File Explorer.
- Click the box next to File name extensions to see file extensions.
- Click the box next to Hidden items to see hidden files.
How do I see all file extensions in Windows?
Open Windows Explorer and in the top right search box type *. extension. For example, to search for text files you should type *. txt.