Sir-ss

// Change WooCommerce "Related products" text

add_filter('gettext', 'change_rp_text', 10, 3);
add_filter('ngettext', 'change_rp_text', 10, 3);

function change_rp_text($translated, $text, $domain)
{
     if ($text === 'Related products' && $domain === 'woocommerce') {
         $translated = esc_html__('Check out our other products', $domain);
     }
     return $translated;
}