You must contact Floranext support by either submitting a ticket or calling us (415) 906-2850 x 2 to have 'Advanced' enabled for you!
1. Go to Products > Advanced > Manage Products
2. Search for the product you'd like to edit
In this example, I'm using the name field to find my product. Click SEARCH
3. Click on 'Images'
On the left side of the page, click on Images.
From there, you can remove an image and choose what image will show for a specific option (base, small image, and thumbnail). You can even put them in a certain order using the Sort Order column!
Click on SAVE to ensure your changes have been made.