How to Hide ProfilePress Lite Admin Menus

function plt_hide_ppress_menus() {
	//Hide "Appearance → Install Plugins".
	remove_submenu_page('themes.php', 'pp-required-plugins');

	//Hide "ProfilePress".
	remove_menu_page('pp-config');
	//Hide "ProfilePress → Settings".
	remove_submenu_page('pp-config', 'pp-config');
	//Hide "ProfilePress → Login Form".
	remove_submenu_page('pp-config', 'pp-login');
	//Hide "ProfilePress → Registration Form".
	remove_submenu_page('pp-config', 'pp-registration');
	//Hide "ProfilePress → Password Reset".
	remove_submenu_page('pp-config', 'pp-password-reset');
}

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

Where do I put this code?