How to Hide WP Table Builder Admin Menus

function plt_hide_wp_table_builder_menus() {
	//Hide "WP Table Builder".
	remove_menu_page('wptb');
	//Hide "WP Table Builder → All Tables".
	remove_submenu_page('wptb', 'wptb');
	//Hide "WP Table Builder → Add New".
	remove_submenu_page('wptb', 'wptb-create');
	//Hide "WP Table Builder → Import".
	remove_submenu_page('wptb', 'wptb-import');
	//Hide "WP Table Builder → Export".
	remove_submenu_page('wptb', 'wptb-export');
	//Hide "WP Table Builder → Settings".
	remove_submenu_page('wptb', 'wptb-settings');
	//Hide "WP Table Builder → Add-Ons".
	remove_submenu_page('wptb', 'wptb-addons');
}

add_action('admin_menu', 'plt_hide_wp_table_builder_menus', 1000000000);

Where do I put this code?