function plt_hide_buddypress_global_search_menus() {
//Hide the "BuddyBoss" menu.
remove_menu_page('buddyboss-settings');
//Hide the "BuddyBoss → Global Search" menu.
remove_submenu_page('buddyboss-settings', 'buddyboss-globalsearch');
}
add_action('admin_menu', 'plt_hide_buddypress_global_search_menus', 11);