How to Make Windows Show File Extensions

Zaman UniversityVIRAKBUTH SENG

IT Applications - CS 110 Section 3

About File Extensions

• For example, audio files come in many formats including:

.wav .wma .aac .mp3

• By default, Windows hides these extensions to prevent users from tampering with the file names and rendering them useless.

File extensions are the short three of four letter codes separated from the name of a file by a

period.

Making Windows Show File Extensions

There are two main methods you can use for toggling the “Show File Extensions”

feature in Windows.

1st MethodGo through the control panel

2nd MethodOpen an Explorer

window

Making Windows Show File Extensions

• Begin by opening the control panel, and then click on “Appearance and Personalization.”

Using Control Panel

• Next, you will need to click on the “Folder Options” section.

Making Windows Show File Extensions

• Under the “View” tab,

• in the “Advanced settings” box,

• deselect the “Hide extensions for known file types” option.

• Lastly, click “Apply” then “OK” to complete the process.

• Now you will see the file extensions of every file shown at the end of their names as shown in the image below.

Making Windows Show File Extensions

• First, you will need to open up ay explorer window. For this example, we will use the “Documents” folder. Simply press the “Alt” button to being up the classic menu bar on the top of the window, then select the “Tools” dropdown menu, and click on “Folder Options.”

Using An Explorer Window

Making Windows Show File Extensions

• Under the “View” tab,

• in the “Advanced settings” box,

• deselect the “Hide extensions for known file types” option.

• Lastly, click “Apply” then “OK” to complete the process.

• Now you will see the file extensions of every file shown at the end of their names as shown in the image below.

The End

Thank You!Link to original document:

http://www.howtogeek.com/205086/beginner-how-to-make-windows-show-file-extensions/

If you ever need to hide the extensions of your files, simply go through the same procedure and ensure that the “Hide

extensions for known file types” option has a checkmark.