Add a field to a content type
To add a field to a content type:
- Log in to the Contentful web app. 
- Go to the Content model tab. 
- Either create a new content type or click on the existing one. The content type editor is displayed. 
- Click + Add field. The "Add new field" window is displayed. 
- Select the required field type. 
- In the Name field, enter a custom field name. 
- Click Add and configure to proceed to adding custom settings to your field. 
- Optional: Configure your field by adding custom settings to it. To learn more, refer to Configure a field. 
- Click Confirm to apply custom settings to your field. 
- Click Save to apply changes to your content type.