1.Login as a Salesforce user.
2.Conect to WhatsApp Web.
3.Click on the Agent Panel.
4.Click on Edit Layouts.
5.Click on Select Layout.
6.Select New Contact Layout.
7.Type on Add New Field the desired fields.
8.Validate that all required fields have been selected.
9.Click on Save All.
10.Click on Close & Refresh.