How to Hide SliceWP Admin Menus

function plt_hide_slicewp_menus() {
	//Hide "SliceWP".
	remove_menu_page('slicewp-page');
	//Hide "SliceWP → Setup Wizard".
	remove_submenu_page('slicewp-page', 'slicewp-setup');
	//Hide "SliceWP → Dashboard".
	remove_submenu_page('slicewp-page', 'slicewp-dashboard');
	//Hide "SliceWP → Affiliates".
	remove_submenu_page('slicewp-page', 'slicewp-affiliates');
	//Hide "SliceWP → Commissions".
	remove_submenu_page('slicewp-page', 'slicewp-commissions');
	//Hide "SliceWP → Visits".
	remove_submenu_page('slicewp-page', 'slicewp-visits');
	//Hide "SliceWP → Payouts".
	remove_submenu_page('slicewp-page', 'slicewp-payouts');
	//Hide "SliceWP → Creatives".
	remove_submenu_page('slicewp-page', 'slicewp-creatives');
	//Hide "SliceWP → Reports".
	remove_submenu_page('slicewp-page', 'slicewp-promo-reports');
	//Hide "SliceWP → Add-ons".
	remove_submenu_page('slicewp-page', 'slicewp-add-ons');
	//Hide "SliceWP → Settings".
	remove_submenu_page('slicewp-page', 'slicewp-settings');
}

add_action('admin_menu', 'plt_hide_slicewp_menus', 12);
Where do I put this code?