HomeHow toHow to Hide and Unhide File Extensions on Windows 11/10?

How to Hide and Unhide File Extensions on Windows 11/10?

Managing File Extensions in Windows 11/10: A Comprehensive Guide

In the intricate world of file management on Windows, the visibility of file extensions can be a double-edged sword. On one hand, seeing the “.jpg” or “.docx” at the end of a filename can be invaluable for quickly determining file types. On the other, it can sometimes clutter the view for those who prioritize a streamlined appearance. Windows 11 and 10, acknowledging this variance in user preference, provide the flexibility to either hide or display these extensions. Whether you’re aiming for a cleaner look or seeking a clearer understanding of your files, our guide will walk you through the simple steps to toggle file extension visibility on your Windows 11 or 10 PC.

What Are File Extensions?

File extensions, often found at the end of filenames, play a pivotal role in identifying the nature and format of the file. In essence, they denote the file type, be it audio, video, text, or any other form of data. Examples of common extensions include “.mp3” for audio files, “.mp4” for video files, “.docx” for Word documents, and “.xlsx” for Excel spreadsheets.

These extensions serve more than just an informational purpose. They guide software and operating systems on how to handle the file. For instance, an audio file, tagged with its respective extension, is recognized and played using compatible audio software. Similarly, a video file, based on its extension, is opened with video-compatible software. In a nutshell, file extensions ensure that the content within a file is accessed and rendered using the appropriate application, allowing for a seamless user experience.

File extensions are hidden by default on Windows computers. By viewing the file extension, you can easily determine the type of file it is. Different file types have distinct extensions, such as .wav, .mp3, .wma, .doc, and .xml, among others.



The operating system determines how to open a file based on its extension, then selects the appropriate program to access or execute the file.

File names can contain multiple periods. Malware sometimes uses this feature, adopting deceptive extensions like rock.docx.exe. However, on Windows, you might only see this file displayed as rock.docx, because by default, Windows hides file extensions.

How to Hide and Show File Extensions in Windows 11/10 OS?

There are many ways to hide file extensions in Windows OS. We will be describing some of them below:-

Step 1: Open the Control panel.


Step 2: Click on Appearance and Personalization.

Step 3: Now go to File Explorer Options.


Step 4: When you’re done, the “File Explorer Options” window will open. After that, click on the View tab.


Step 5: Tick or untick the “Hide extensions for known file types” option to show or hide file extensions.

Step 6: Click the Apply button to apply the settings.

Step 7: Left-click the OK button to close the file explorer options window.

Now open your file explorer folder to check your file extensions’ status.

How to Hide and Show File Extensions on Windows 11/10 via File Explorer?

Follow the below-given steps to Hide or Show File Extensions via File Explorer:-

Step 1: Press the Windows + E keys to open File Explorer.


Step 2: Click View in the menu when File Explorer opens.

Step 3: Select Show from the dropdown list.

Step 4: Tick or untick the File name extensions option.

It will Hide or Show file extensions on Windows 11/10 PC.

How to Hide and Show File Extensions in Windows 11/10 via Registry Editor?

Follow the below-given steps to Hide or Show File Extensions via Registry Editor:

Step 1: Open Registry Editor on your Microsoft Windows 11/10 PC.


Step 2: Locate the following key in the left sidebar of Registry Editor:-



Step 3: Go to the right sidebar of the “Advanced” folder. Then look for the REG_DWORD named “HideFileExt. Now, double-click on it to open.


Step 4: After that, fill in the following value in the “Value Data” field:-

  • 1 = Shows up the hidden file extensions.
  • 0 = Hides the file extensions.

Step 5: Click the OK button.

Step 6: Then reboot your computer to save the changes.

Also Read: 5 Ways to Check PC’s Full Specifications on Windows 10.


In conclusion, file extensions are an essential part of the file system in Windows 11/10 OS. They help identify the file type and determine which program can open and operate it. While Windows hides file extensions by default, users can show or hide them using various methods, including Control Panel, File Explorer, and Registry Editor. Knowing how to manipulate file extensions can prevent users from mistakenly opening potentially harmful files and improve the overall efficiency of file management. It is crucial to stay informed and keep learning about various aspects of computer systems to optimize their usage.

Neelam Yadav
Neelam Yadavhttps://risewindows.com
I am a tech lover and love to explore new techonology.

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