How to See the File Extension in Windows 7

Preparation

1. Open Any Folder on Your Computer, Which Contains Different File Formats.
2. As You Can See, There Are Many Image Files but All Are Look Alike.
3. To See the File Extension of Each File, Click on the Alt Button on Your Keyboard.
4. Now, Click on Tools Tab and Select Folder Options.
5. Click on View Tab.
6. Uncheck the Check Box “Hide Extensions for Known File Types".
7. Click Apply and Then Ok to Save the Changes.
8. Now, You Can See the File Extension Next to Each File.
9. This Applies to All the Files and Folders on Your Computer.
10. This Is How You Can See the File Extension in Windows 7