@@ -297,6 +299,15 @@ class BlockClassSettingsForm extends ConfigFormBase {
$config->save();
parent::submitForm($form,$form_state);
if($previous_default_case!=$default_case){
$this->messenger->addStatus($this->t('Now you are using @default_case@ as a default case. If you want to convert all classes stored, feel free run the <a href="/admin/config/content/block-class/bulk-operations">Bulk Update</a> to convert all to @default_case@',[