How to edit blockquote image
You can use add_editor_style() to override the default styles with your custom ones. Like this: function wpse158918_override_default_tinymce_styles() { add_editor_style( ‘your-editor-styles.css’ ); add_action( ‘after_setup_theme’, ‘wpse158918_override_default_tinymce_styles’ ); The code would go into your functions.php, the path to the stylesheet is relative to the directory of your current theme. If you are not doing this from your theme, … Read more