Hi,
You go to virtueMart - >Product List -> Enter the product, go to Product Images -> chose file and select file from your computer.
To add more images to product:
1.Go to virtue mart admin panel
2.Choose “choose extended layout” <helps easy navigation>
3.List out your products.
4.Click on media button. A new popup will be opened.
5.Click the new button to add additional images
6.Choose additional image s as option, give appropriate height and width for the image
7.Click on save button.