You run an online store using WordPress and WooCommerce plugin, you may face the following issue: after add a product the cart page and click on ‘View Cart’ button it opens the Home page instead of the Cart page. Here is a how to resolve it:
After installing and configuring the WooCommerce plugin, the plugin install pages for ‘Cart’, ‘Checkout’, and ‘Account’. As a first step, you can make sure the following pages persist in your Admin Panel.
Login to your Admin Panel, and navigate to Left Menu -> Pages -> check there are ‘Cart’, ‘Checkout’ and ‘My Account’ pages with WooCommerce shortcodes, i.e.

Then we need to configure the above pages to be loaded by WooCommerce:
Admin Panel -> Left Menu -> WooCommerce -> Settings -> Open ‘Advanced’ tab and select pages for ‘Cart page’, ‘Checkout page’, and ‘My account page’ and save changes:

As a last step, if the above still does not work, it would require: Admin Panel -> Left Menu -> Settings -> Permalinks -> and simply click on ‘Save Changes’ button.