The Email address type is a Code table in Altru. You can manually type in the blank field and hit Enter on your keyboard to create a new Email address type on the fly. You also can manage Email address types using the below steps:
  1. Navigate to Administration > Code Tables
  2. Next to Category, select Biographical and click Apply
  3. Select Email address type
  4. Click Add
  5. Enter new email address type
  6. Click OK