To add new attribute mapping

1. Go to the Prestashop Admin panel.
2. On the left navigation bar, move the cursor over the WALMART INTEGRATION menu, and then click Option Mapping.
   The OPTION MAPPING page appears as shown in the following figure:
   
3. On the top navigation bar, click the Add Mapping button.
   The Add New page appears as shown in the following figure:
   
4. In the Prestashop Option list, select the required option.
5. In the Walmart Option list, select the required option.
6. Click the Add button.
   The Prestashop Values list and the Walmart Values list appear.
7. In the Prestashop Values list, select the required option value.
8. In the Walmart Values list, select the required option value.
9. Click the Add button to add more option values if required.
10. Click the MAP SELECTED OPTIONS button.
    The attribute is mapped and a success message appears on the Option Mapping page.
    Note: To remove the option values, click the respective Remove button.