The Additional Information tab on the WooCommerce Single Product Page displays information about product dimensions, weight, and possible attribute terms.
There are hooks, thankfully, that can help us display additional content in there, either above or below the attributes table. Enjoy!
PHP Snippet: Display Additional Content @ WooCommerce Single Product Additional Information Tab
Note: if you change “11” to “9” in the snippet below, the additional content will show ABOVE the attributes table as opposed to under it.
/**
* @snippet Add Content to WooCommerce Additional Information Tab
* @how-to Get CustomizeWoo.com FREE
* @author Rodolfo Melogli
* @compatible WooCommerce 7
* @donate $9 https://businessbloomer.com/bloomer-armada/
*/
add_action( 'woocommerce_product_additional_information', 'bbloomer_add_content_additional_information_tab', 11 );
function bbloomer_add_content_additional_information_tab( $product ) {
echo '<p>Test</p>';
}