Configure a content type
To configure a content type:
Log in to the Contentful web app.
Go to the Content model tab.
Go to the required content type and click to open it. The content type editor is displayed.
Configure your content type settings in the content type editor tabs:
Fields — View the list of the existing fields, Add a field, or Configure a field.
Name and description — Edit your content type name and description.
Groups — Create Set up field groups to organize fields in the page editor in Compose.
Sidebar — Add or remove custom built-in items and/or apps installed in your space to your entry sidebar.
Entry editors — Add or remove tabs to your entry editor. Note that in the "JSON preview" tab, you can view your content type JSON, which dynamically changes as you update the content type.
Click Save to apply changes to your content type.