1. Install WooCommerce
You can create WooCommerce automatically or manually. It's simple and time-saving for you to install these WooCommerce Pages automatically. After you install WooCommerce plugin, there will be an message. Click on it and the rest is done automatically.
If you want to have these 4 pages manually, you go to Pages --> Add new, create new pages (Default page) and add corresponding shortcodes mentioned below:
Then, go to WooCommerce --> Settings and set up these page as in previous images.
2. Add Products
To add products, go to Products --> Add Product and insert your product's information.
3. Configure Shop Page
Go to Appearance --> Theme Option --> WooCommerce and configure your shop.
You should go to document of WooCommerce to get more detail instructions.