This tutorial shows how to add multiple images to a single product in osCommerce.
Let’s see how this could be done
Go to your admin panel and locate the product you need to add images.
When you’ve located the product you need you will be able to click the "Edit" button on the right
Click "Add Large Image" button and select the image you need, add some description if necessary
Press "Save" button on the right when you are ready
Check your website, the images and the description are on its place
Feel free to check the detailed video tutorial below: