Hi @gaeld
Use the acf/settings/capability settings filter to turn this off. The code is will be something like this:
add_filter('acf/settings/capability', 'my_capability_function');
function my_capability_function() {
return current_user_can('manage_options');
}
For more info, check out: http://www.advancedcustomfields.com/resources/acfsettings/
