There are no pre-requisites in order for you to be able to implement this solution.
Simply copy the pre-coded solution to your active theme’s functions.php or preferably the Code Snippets Plugin.
This guide shows you how you can remove the checkout button from the mini cart, forcing users to view their cart before proceeding to the checkout. You may find the button still appears after implementing this snippet. The way WooCommerce works, you will need to clear all caches and view in a fresh browser session with all data cleared see the new mini cart with the checkout button omitted.
* Snippet Name: WooCommerce Remove Checkout Button From Mini Cart
* Snippet Author: ecommercehints.com
remove_action( 'woocommerce_widget_shopping_cart_buttons', 'woocommerce_widget_shopping_cart_proceed_to_checkout', 20 );
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