1. Login your wordpress dashboard
2. Go to users -> Profile Fields
3. Choose field that you want to make "default" then click "edit button".
4. In "requirement" box, choose "Required" option.
5. Click "update" button
1. Login your wordpress dashboard
2. Go to users -> Profile Fields
3. Choose field that you want to make "default" then click "edit button".
4. In "requirement" box, choose "Required" option.
5. Click "update" button