How to show all files extension in Windows XP

By default, files extension are hidden in Windows XP. In order to view the files extensions, follow the following steps below:

1. Double Click on "My Computer" on Desktop.

2. Click on "Tools > Folder Options" in the menus.

3. Click on the "View" tab.

4. Uncheck the "Hide extensions for known file types".

5. Click the "OK" button.