RENAMING DIGITAL PHOTO FILES ON YOUR COMPUTER
You often need to rename image files on your computer while you work with your digital photos. By renaming your picture files, you can avoid getting your digital pictures confused and you can improve your SEO.
To rename an image:
Select a photo in your photo folder.
Click any thumbnail or image from the list.
Right-click the first photo, and select Rename from the drop-down menu.
Type the new name for the file in the text box.
Click outside the text box (or press the Enter key) to lock in your change.
Just that simple, your photo has a new name.