How to Show File Extensions in Windows 11 (4 Methods)

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Written By Larious

Larious is the Executive Editor of LowkeyTech. He is a tech enthusiast and a content writer. 

 

 

 

 

Last Updated on October 8, 2026 by Larious

When you enable file name extensions in Windows 11, file types such as .jpg, .mp4, and .zip appear next to the file name. Knowing file extensions makes it easier to open files with the right app. Here are the best ways to show file extensions in Windows 11.

1. Show File Extensions via File Explorer on Windows 11

You can change Windows 11’s File Explorer to show the file extensions.

1. Open File Explorer and click on the View button.

click on the View buttonclick on the View button

2. Select Show > File name extensions from the list of options.

Show > File name extensionsShow > File name extensions

3. Open a folder containing different types of file types. You will see the file format just beside the file name.

file format just beside the file namefile format just beside the file name

4. If you wish to hide the file name extensions, click on View > Show and uncheck File name extensions.

uncheck the File name extensions optionuncheck the File name extensions option

2. Show or Hide File Extensions via File Explorer Options

You can also make a few changes to the File Explorer options on Windows 11 to show or hide the File name extensions.

1. Click the Windows 11 search and type in File Explorer options. Next, open File Explorer Options from the list.

File Explorer optionsFile Explorer options

2. In File Explorer Options, switch to the View tab.

switch to the View tabswitch to the View tab

3. In Advanced Settings, scroll down and uncheck the Hide extensions for the known file types.

uncheck the Hide extensions for known file types optionuncheck the Hide extensions for known file types option

4. Once done, click on the Apply button, and then Ok.

5. To hide the file extension, open the File Explorer options again, switch to the View tab, and check the Hide extensions for known file types.

Hide extensions for known file typesHide extensions for known file types

3. Show or Hide File Extensions via Windows Settings

This method will use the Settings app to show or hide the File Extensions.

1. Click on the Windows 11 search and select Settings.

SettingsSettings

2. In the Settings app, switch to Privacy & security.

Privacy & securityPrivacy & security

3. Click on For Developers.

For DevelopersFor Developers

4. On the next page, expand File Explorer.

File ExplorerFile Explorer

5. Enable the toggle for Show file extensions. This will show file extensions on your PC.

Show file extensionsShow file extensions

6. If you wish to disable the file name extensions, turn off the toggle for Show file extensions.

turn off the toggle for Show file extensionsturn off the toggle for Show file extensions

4. Show File Name extensions via Command Prompt

You can also use the Command Prompt utility to enable file name extensions.

1. Click on the Windows 11 search and type in Command Prompt. Next, right-click on Command Prompt and select Run as administrator.

Run as administratorRun as administrator

2. In Command Prompt, execute the command shared below:

reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced /v HideFileExt /t REG_DWORD /d 0 /f

execute the command shared belowexecute the command shared below

These are a few of the best ways to show file name extensions on Windows 11. Other than that, you can also show hidden files & folders on your Windows 11 computer. If you need more help showing file extensions in Windows 11, let us know in the comments.

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