To add a new profile

1. Go to the Magento 2 Store Admin
2. On the left navigation bar, click the MERCADO LIBRE INTEGRATION
   A menu appears as shown in the following figure:
   
3. Click Manage Profiles.
   The Manage Profile page appears as shown in the following figure:
   
4. Click the Add New Profile
   The New Profile page appears as shown in the following figure:
   
5. In the right panel, under Information, do the following steps:
   1. In the Enable Profile, select Yes to enable the profile that you are creating.
   2. In Profile Name, enter the name for the profile.
6. Scroll down and click the Mappings section. The section will expand as: 
7. Now map the attributes. You may also add attributes by clicking on the Add Attribute button.
8. Scroll down to Products and the section will appear as:
9. You can make the required changes in the product here.
10. Click Save on the top right side of the page. The profile will be saved.