How to Hide Support Genix Lite Admin Menus

function plt_hide_support_genix_lite_menus() {
	//Hide "#adminmenu li#toplevel_page_support-genix ul.wp-submenu a[href="admin.php?page=support-genix#/docs"] {border-top: 2px solid rgba(240, 246, 252, .2); margin-top: 5px; padding-top: 8px;}Support Genix".
	remove_menu_page('support-genix');
	//Hide "#adminmenu li#toplevel_page_support-genix ul.wp-submenu a[href="admin.php?page=support-genix#/docs"] {border-top: 2px solid rgba(240, 246, 252, .2); margin-top: 5px; padding-top: 8px;}Support Genix → Support Tickets".
	remove_submenu_page('support-genix', 'support-genix#/tickets');
	//Hide "#adminmenu li#toplevel_page_support-genix ul.wp-submenu a[href="admin.php?page=support-genix#/docs"] {border-top: 2px solid rgba(240, 246, 252, .2); margin-top: 5px; padding-top: 8px;}Support Genix → Reports".
	remove_submenu_page('support-genix', 'support-genix#/reports');
	//Hide "#adminmenu li#toplevel_page_support-genix ul.wp-submenu a[href="admin.php?page=support-genix#/docs"] {border-top: 2px solid rgba(240, 246, 252, .2); margin-top: 5px; padding-top: 8px;}Support Genix → Settings".
	remove_submenu_page('support-genix', 'support-genix#/settings');
	//Hide "#adminmenu li#toplevel_page_support-genix ul.wp-submenu a[href="admin.php?page=support-genix#/docs"] {border-top: 2px solid rgba(240, 246, 252, .2); margin-top: 5px; padding-top: 8px;}Support Genix → Knowledge Base".
	remove_submenu_page('support-genix', 'support-genix#/docs');
	//Hide "#adminmenu li#toplevel_page_support-genix ul.wp-submenu a[href="admin.php?page=support-genix#/docs"] {border-top: 2px solid rgba(240, 246, 252, .2); margin-top: 5px; padding-top: 8px;}Support Genix → Analytics".
	remove_submenu_page('support-genix', 'support-genix#/docs/analytics');
	//Hide "#adminmenu li#toplevel_page_support-genix ul.wp-submenu a[href="admin.php?page=support-genix#/docs"] {border-top: 2px solid rgba(240, 246, 252, .2); margin-top: 5px; padding-top: 8px;}Support Genix → Configuration".
	remove_submenu_page('support-genix', 'support-genix#/docs/config');
	//Hide "#adminmenu li#toplevel_page_support-genix ul.wp-submenu a[href="admin.php?page=support-genix#/docs"] {border-top: 2px solid rgba(240, 246, 252, .2); margin-top: 5px; padding-top: 8px;}Support Genix → Upgrade to Pro".
	remove_submenu_page('support-genix', 'https://supportgenix.com/pricing/?utm_source=admin&utm_medium=mainmenu&utm_campaign=free');
}

add_action('admin_menu', 'plt_hide_support_genix_lite_menus', 11);
Where do I put this code?