Reveal file extensions in Windows 10 and display the file type extensions.

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Ngày cập nhật gần nhất: 15/4/2026

To reduce user confusion, Microsoft, the creator of Windows 10, has by default implemented a feature to hide file extensions when browsing through File Explorer. You need to disable this feature to show file extensions in Win 10. Let's explore how with Mytour's guidance.

The process of revealing file extensions in Win 10 is simple, yet many may be unaware. This basic knowledge is crucial to add to your knowledge base before delving into more advanced computer tasks, such as installing Windows 10. Displaying file extensions in Win 10 helps you identify the file format and use the appropriate tools to open it.

Reveal file extensions in Windows 10 and showcase the file type extensions in the Windows 10 environment.

Step 1: Open File Explorer or My Computer from your Desktop.

Step 2: In File Explorer, navigate to the folder containing the file you want to display the extension for in Win 10, or any folder. On the File Explorer toolbar, select the View tab.

Step 3: In the View tab, check the File name extensions option to activate the feature to display file extensions in Win 10.

Afterward, you will see the file extensions, and file types are now revealed. This method applies to all files in the system.

This is a quick and straightforward method to display file extensions on Win 10. If you already know how to show file extensions on Win XP, 7, you can do the same on Win 10 by selecting File tab ->Change folder and search options.

In the Folder options window, choose the View tab.

Navigate to the Hide extensions for known file types option and check it to activate the feature to display file extensions on Win 10. Then press OK, and you will see the file extensions.

Here is a guide to help you display file extensions in Win 10 in case you need to show file extensions for a specific operation. If you don't have the need to intervene in file extensions, displaying file extensions is unnecessary as it can be visually distracting during usage. If, during computer usage, you encounter hidden or unresponsive files without any user action, it could be due to a virus. In such cases, you can refer to Mytour's trick on revealing hidden files caused by viruses to view and launch those files.

While using Windows 10, if you encounter a situation where Win 10 starts up slowly, you should explore every method to make the Windows 10 startup process faster. If you haven't found a solution yet, refer to Mytour's guide on speeding up Windows 10 startup for effective tips.

Frequently Asked Questions

How can I enable file extensions to show in Windows 10?

To enable file extensions in Windows 10, open File Explorer and navigate to the folder you want. Click on the View tab and check the 'File name extensions' option. This action will display all file extensions in the selected folder.

Is there an easy way to view hidden file extensions on my Windows 10 computer?

Yes, viewing hidden file extensions in Windows 10 is simple. Open File Explorer, go to the View tab, and select 'File name extensions.' This will reveal the extensions for all files in your system, making it easier to identify file types.

What steps do I take to show file extensions on Windows 10?

To show file extensions in Windows 10, open File Explorer and click on the View tab. Then, check the 'File name extensions' option to activate the display of file extensions for all files in the system, enhancing your file management experience.

Why would I need to display file extensions in Windows 10?

Displaying file extensions in Windows 10 is crucial for identifying file formats. This knowledge helps you use the appropriate applications to open files correctly, which is particularly beneficial for advanced tasks like file management and software installations.

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