Remove the Additional Information tab from the WooCommerce single product pages

remove-additional-information-tab.php

add_filter( 'woocommerce_product_tabs', 'remove_additional_information_tab', 98 );

function remove_additional_information_tab( $tabs ) {
    // Check if the 'additional_information' tab is set and remove it
    if (isset($tabs['additional_information'])) {
        unset($tabs['additional_information']);
    }

    return $tabs;
}