Code-Snippets-Functions/Execute a function on a child site/WooCommerce/remove-asterisk-from-checkout-billing-email-field.txt

add_filter( 'woocommerce_form_field' , 'remove_checkout_required_asterisk_field', 10, 4 );
function remove_checkout_required_asterisk_field( $field, $key, $args, $value ) {
    // Only on checkout page and billing email field
    if( is_checkout() && ! is_wc_endpoint_url() && $key === 'billing_email' ) {
        $required = '&nbsp;<abbr class="required" title="required">*</abbr>';
        $field = str_replace( $required, '', $field );
    }
    return $field;
}