Term Reference field as checkboxes, not auto-complete? I have a brand new Drupal 8 installation (my first D8 site). I've created a new content type with a Term Reference field. 

When adding content, it appears that the only way to select a term is via type ahead, auto-complete. Instead, I need a simple list of terms with checkboxes. 

I can't recall struggling with this in D7 before. Is there a module I should install... or setting that I should configure?
To change the tag selection to check boxes configure the widget in the tab Manage form display: