The recommended way to install the extension is by using Composer. In your Composer based TYPO3 project root, just do
composer require extcode/cart-products.
Download and install the extension with the extension manager module.
You can get the latest version from git by using the git command:
git clone git@github.com:extcode/cart_products.git
The extension ships some TypoScript code which needs to be included.
- Switch to the root page of your site.
- Switch to the Template module and select Info/Modify.
- Press the link Edit the whole template record and switch to the tab Includes.
- Select Shopping Cart - Cart Products at the field Include static (from extensions):