You need to add each individual support you need e.g.
'supports' => array('thumbnail', 'title', 'editor'),
The title and editor are added by default in a post type but if you add the supports query you need to redefine them back in.
You need to add each individual support you need e.g.
'supports' => array('thumbnail', 'title', 'editor'),
The title and editor are added by default in a post type but if you add the supports query you need to redefine them back in.