You can add some custom content in an accordion using the following code.
add_action('accordions_main', 'accordions_main_18032020', 10); function accordions_main_18032020(){ ?> <p>Custom content here </p> <?php }

You can add some custom content in an accordion using the following code.
add_action('accordions_main', 'accordions_main_18032020', 10); function accordions_main_18032020(){ ?> <p>Custom content here </p> <?php }