Drupal 8 Quick Start Guide

Adding fields to the content type

Still on the Manage fields page (/admin/structure/types/manage/appointment/fields), let's first make a change to the one existing field: Body. We will not have body text in this content type, so:

1. Click the arrow next to Edit
2. Select Delete
3. confirm the deletion

With that done, click the +Add field button.

We'll add the fields shown in the preceding order for the most part. The page we see now has two dropdown select widgets: one for creating a new field, and one for reusing a field on this content type that already exists. 

Keeping in mind that the Name field already exists in our content type, being the renamed Title field that all content types contain, the first field we will add is Client phone number: ...