How to set Windows 7 to show a file’s extension
Show File Extensions
1. Open the Control Panel from the Start menu.
2. Open Folder Options in the Control Panel.
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Note: If Folder Options is not available, change View by to Large icons at the top right of the Control Panel.
3. Select the View tab in the Folder Options window.
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4. Uncheck Hide extensions for known file types.
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5. Click OK to save the changes.
Show File Extensions
1. Open the Control Panel from the Start menu.
2. Open Folder Options in the Control Panel.
[You must be registered and logged in to see this image.]
Note: If Folder Options is not available, change View by to Large icons at the top right of the Control Panel.
3. Select the View tab in the Folder Options window.
[You must be registered and logged in to see this image.]
4. Uncheck Hide extensions for known file types.
[You must be registered and logged in to see this image.]
5. Click OK to save the changes.
