How to Change File Extension Windows 7?

Displaying the File Extension in Windows Vista and Windows 7

• Click the Start menu.
• Type “folder options” (without the quotes).
• A dialog box with the title “Folder Options” will appear.
• Click to uncheck the box for “Hide extensions for known file types”.
• Click the “OK” button at the bottom of the dialog box.

How do you change a file extension?

Method 1 Changing a File Extension in Nearly Any Software Program

1. Open a file in its default software program.
2. Click the File menu, and then click Save As.
3. Choose a location for the file to be saved.
4. Name the file.
5. In the Save As dialog box, look for a dropdown menu labeled Save As Type or Format.

How do I create a file type in Windows 7?

How To Add Program Associations To File Types In Windows 7

• Right-Click the file type you have in question, and then from the context menu Select Open With > Choose default program…
• Windows will open up with a list of recommended programs.
• Browse through your computer to the program that you are looking for, then Click Open.