Hide Screen Options and Help Tabs

<?php
if ( ! function_exists( 'scseed_hide_screen_options_help' ) ) {
    function scseed_hide_screen_options_help() {
        // Keep full UI for admins.
        if ( current_user_can( 'manage_options' ) ) {
            return;
        }
        $screen = get_current_screen();
        if ( $screen ) {
            $screen->remove_help_tabs();
        }
        add_filter( 'screen_options_show_screen', '__return_false' );
    }
}
add_action( 'current_screen', 'scseed_hide_screen_options_help' );