Learn how to set Windows 7 to show a file’s extension in its name.
Show File Extensions
- Open the Control Panel from the Start menu.
- Open Folder Options in the Control Panel.
Note: If Folder Options is not available, change View by to Large icons at the top right of the Control Panel.
- Select the View tab in the Folder Options window.
- Uncheck Hide extensions for known file types.
- Click OK to save the changes.
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