Menu not showing in appearance [closed]

Menu not showing in appearance, I was update WordPress but same result

function page:

function zBoomMusic_setup(){
    

        
add_theme_support( 'post-thumbnails' );

    load_theme_textdomain('zboommusic', get_template_directory() . '/languages');
    // register_nav_menus(
    //     array(
    //       'main' => __( 'Primary Menu', 'zboommusic'),
    //       'footer' => __( 'Secondary Menu',  'zboommusic')
    //      )
    //    ); 


}

add_action('after_setup_theme', 'zBoomMusic_setup');


function register_my_menus() {
  register_nav_menus(
    array(
      'header' => __( 'Header Menu'  ),
      'extra' => __( 'Extra Menu' )
    )
  );
}
add_action( 'init', 'register_my_menus' );