author avatar
3 April 2018  John Weaver  Senior Program Developer
 

Summary
Want to change file extension but can not find the extension for target file in Windows 7? Do not worry! We need to show the file extension before we change it. Here we go.



Sometimes we may need to change the file format. But it could be different if we make it in Windows 7 and Windows XP. In Windows XP, we can directly change file extension for the target file and the format will be changed accordingly.
However, things get a little different when you want to make it in Windows 7. Windows 7 hides the file extension in default. If users want to change the file extension directly, we need to show the extension beforehand. Here question comes: How to show the file extension in Windows 7? Most comptuer users may get stuck here. We are going to introduce how to show the file extension in Windows below.

Step 1: Open any folder in Windows 7. Here we open Disk C as an example. Click “Organize” and then please go to “Folder and search option”.

select folder and search option
Step 2: Click “View” tab and then please uncheck “Hide extensions for konwn file types” item. And click “OK” to save the setting.
uncheck hide folder extension item
Step 3: Then you can chang the extension for target files.
Do not want others to change your file extension or even the content when you share your comptuer? You need to get better protection to your important files! Try professional data protection software – Renee File Protector! Help you keep your files and data from prying eyes.