Viewing File Extensions on Windows OS

Categories : Tutorials

Welcome to this tutorial on viewing file extensions on Windows OS. In today’s digital age, we all deal with different types of files on our computers, from documents and images to videos and music. But do you know what a file extension is and why it’s important to understand it? 

A file extension is a series of characters after a period in the name of a file, indicating the type of file and the program that can open it. Knowing the file extension is crucial in identifying the type of file, ensuring compatibility with the appropriate program, and avoiding security risks. In this tutorial, we will guide you on how to view file extensions on Windows OS and how to utilize this knowledge to manage your files efficiently.

If you want to learn more about common file types, read our article “An Introduction to Common File Types.” Understanding file types can help you choose the right program to open and work with your files. It can also prevent confusion and compatibility issues when sharing files with others.

Viewing File Extensions on Windows OS


By viewing file extensions on Windows OS and understanding the importance of file types, you can efficiently use a computer and choose the appropriate software for opening and editing files. Additionally, this activity can help you identify different file types and extensions, which can be helpful in troubleshooting issues related to file compatibility. After this activity, try opening and editing some of the files using the appropriate software mentioned in the An Introduction to Common File Types, such as Microsoft Word for text documents, Adobe Photoshop for images, VLC Player for videos, and Audacity for music files.

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