WooCommerce Checkout Add-Ons 2.7.3

Download WooCommerce Checkout Add-Ons 2.7.3 from nulled fire. Highlight relevant products, offers like free shipping and other up-sells during checkout.
* Misc - Add compatibility for WooCommerce High Performance Order Storage (HPOS)
* Misc - Require PHP 7.4 and WordPress 5.6
* Fix - Replace deprecated `is_ajax()` calls with `wp_doing_ajax()`
* Misc - Require WooCommerce 3.9.4 or newer