How to Hide ZoloBlocks Admin Menus

function plt_hide_zoloblocks_menus() {
	//Hide "ZoloBlocks".
	remove_menu_page('zoloblocks');
	//Hide "ZoloBlocks → Dashboard".
	remove_submenu_page('zoloblocks', 'zoloblocks');
	//Hide "ZoloBlocks → Blocks".
	remove_submenu_page('zoloblocks', 'zolo-blocks');
	//Hide "ZoloBlocks → Extensions".
	remove_submenu_page('zoloblocks', 'zolo-extensions');
	//Hide "ZoloBlocks → API Settings".
	remove_submenu_page('zoloblocks', 'zolo-api-settings');
	//Hide "ZoloBlocks → Settings".
	remove_submenu_page('zoloblocks', 'zolo-settings');
	//Hide "ZoloBlocks → Popup Builder".
	remove_submenu_page('zoloblocks', 'edit.php?post_type=zolo-popup');
	//Hide "ZoloBlocks → Form Entries".
	remove_submenu_page('zoloblocks', 'edit.php?post_type=zolo_form_entries');
	//Hide "ZoloBlocks → Upgrade".
	remove_submenu_page('zoloblocks', 'zolo-pro');
}

add_action('admin_menu', 'plt_hide_zoloblocks_menus', 11);

Where do I put this code?