Tekst editor does not load WYSIWYG

Hi there

Schermafbeelding 2021-06-09 om 09.54.41

As you can see the text editor is showing HTML code

How can I change it into WYSIWYG please? :frowning:
Can I give the URL and Wordpress login here?

You can give the URL but don’t provide the login here as this is a public forum.

can anyone help me please?