要使管理侧栏菜单始终处于折叠状态，请尝试在functions.php 您的child theme, 或者使用类似的插件将其添加到您的站点中Code Snippets, 或Add Actions and Filters.

global $user_ID;
$user_fold = get_user_meta( $user_ID, \'wp_user-settings\', true );
$exp_array = explode( "&", $user_fold );
$search_array = array_search( "mfold=o", $exp_array );
if ( $search_array ) {
    $exp_array[ $search_array ] = "mfold=f";
    $exp_array = implode( "&", $exp_array );
    update_user_meta( $user_ID, \'wp_user-settings\', $exp_array );
}