If you want to see the little endings on your files like .docx, .jpg, or .mp3, this guide will help you turn on file extensions in Windows 11. File extensions help you know what kind of file you’re looking at.

What is File Explorer?

File Explorer is the app you use to find and organize your files and folders on your computer. It also helps you open drives, USB sticks, and even shared folders on your network.

How to Show File Extensions Using Settings

Windows 11 now has an easy way to turn file extensions on or off using the Settings app. Follow these simple steps:

1. Open Settings:
   • Click the Start button (the Windows logo) at the bottom-left of your screen, then click Settings.
   • Or press the Windows key + I on your keyboard to open Settings quickly.
2. Go to System > Advanced:
   • In the Settings window, click on System from the menu on the left.
   • Scroll down on the right side and click the Advanced section to open more options.
3. Find File Explorer Settings:
   • Under Advanced, look for File Explorer and click to expand it.
4. Turn On File Extensions:
   • Look for the option labeled “Show file extensions” and click the switch to turn it On.
5. Close Settings: You’re done! You should now see file extensions right in File Explorer.

Other Ways to Show File Extensions

If you want to learn a more traditional way using File Explorer itself, you can check this guide:

Turn on file extensions using File Explorer folder options

Why Show File Extensions?

• File extensions tell you exactly what type of file you’re looking at (like a picture, document, or program).
• It helps avoid confusion, so you don’t accidentally open the wrong kind of file.
• It makes managing your files easier and safer.
• Using the Settings app is quick and easy for anyone using Windows 11.

That’s it! Now you know how to see file extensions on your Windows 11 PC.