Remove bank details from thank you page
<?php
add_action('template_redirect', function(){
foreach ($GLOBALS['woocommerce']->payment_gateways->payment_gateways as $key => $gateway_obj){
if( 'WC_Gateway_BACS' == get_class( $gateway_obj ) ){
remove_action( 'woocommerce_thankyou_bacs', array( $gateway_obj, 'thankyou_page' ) );
}
}
} );
?>