CODE EXAMPLE FOR PHP

registerd navigations file uploadid

function _wp_menus_changed() {
    $old_nav_menu_locations    = get_option( 'theme_switch_menu_locations', array() );
    $new_nav_menu_locations    = get_nav_menu_locations();
    $mapped_nav_menu_locations = wp_map_nav_menu_locations( $new_nav_menu_locations, $old_nav_menu_locations );
 
    set_theme_mod( 'nav_menu_locations', $mapped_nav_menu_locations );
    delete_option( 'theme_switch_menu_locations' );
}