How to change the main photo on your listing
Step 1. Click on Inventory from the top navigation bar to go to your inventory page.
Step 2. Select the listing for which you would like to change the primary image. Select Photos & Videos from the left side navigation.
Step 3. All of the images for this listing will appear in the Photos section. The first image (Image #1) is highlighted in orange, indicating that it is the primary image and will be displayed in the search results.
Step 4. To change the primary photo, click on the photo you would like to make primary and drag and drop it to the Image #1 location. The original primary photo will shift positions.
Step 5. Once you have your desired primary photo in place, click Save.
Repeat the steps above to change the order of any other photo(s).