<?php
/* Disable all payment gateways on the checkout page and replace the "Pay" button by "Place order" */
add_filter( 'woocommerce_cart_needs_payment', '__return_false' );
Disable All Payment Gateways in WooCommerce
Published
<?php
/* Disable all payment gateways on the checkout page and replace the "Pay" button by "Place order" */
add_filter( 'woocommerce_cart_needs_payment', '__return_false' );
Dhaval Kasavala 