How to Display and Change File Extensions in Windows 7, 8 and 10 🖼️ 📹 📃

👍 Watch how to display and change file extensions in Windows 7, 8 and 10. By default, Windows doesn’t show file extensions. It is not always convenient as sometimes you need to change the extension or just see it. Files with different extensions may have similarly looking icons, and what is more, there are viruses the spreading of which depends on whether file extensions are displayed or not.

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