How to autoexpand everything on a view translation edit form?
It's set to closed at
https://git.drupalcode.org/project/drupal/-/blob/8.9.x/core/modules/config_translation/src/FormElement/ListElement.php#L70
by
            '#open' =&gt; empty($base_key),

so I'll just add a patch to composer to change it to
            '#open' =&gt; true,