This tutorial is going to show you how to add multiple product images in your Opencart template.
Log into your Opencart administration panel (navigate to yoursite.com/admin).
Navigate to Catalog -> Products.
Click Edit button next to the product name where you want to add multiple images.
Under Data tab scroll down to Image option. That allows to add the main product image.
Click on Browse Files to open the pop up for uploading images.
Click Upload to select the image on your computer and upload it. Locate that among other images in the pop up list and double click it. As you can see the main product image been added.
Let’s upload some additional images. Go to Image tab and click Add image button.
Upload the image the same way you added the main image. Here you can add any number of images you need
Save changes and go back to the front end of your site. Clear browser cache and cookies, refresh the page. Multiple product images were added successfully
Feel free to check the detailed video tutorial below: