What is Visually Hidden and Summary or trimmed in Manage display settings in my Article? And what are they for?

Question

Drupal

Hidden is clear, we make the field label hidden. But when I apply Visually Hidden, I don’t see any changes in the display of the article.
Also, Trimmed - we trim the text to a certain number of characters. And when I apply Summary or trimmed
, I don’t see any changes in the display of the article.

Answer 1

Visually Hidden - hidden using css
Summary or trimmed - display an announcement, and if it is not there, then the trimmed text