Please write below code in functions.php
add_filter( ‘woocommerce_product_tabs’, ‘woo_remove_product_tabs’, 98 );
function woo_remove_product_tabs( $tabs ) {
unset( $tabs[‘description’] ); // Remove the description tab
//unset( $tabs[‘reviews’] ); // Remove the reviews tab
//unset( $tabs[‘additional_information’] ); // Remove the additional information tab
return $tabs;
}