How do I use the Shopify Payments app to process payments on my store?

To use Shopify Payments to process payments on your store, follow these steps: Log in to your Shopify account and click on the "Settings" tab in the left-hand menu. Click on the "Payments" tab to open the payment settings. Scroll down to the "Shopify Payments" section and click on the "Edit" button. Follow the prompts to set up Shopify Payments. This will include entering your personal and business information, as well as agreeing to the terms of service. Once you've set up Shopify Payments, it will be automatically enabled on your store. To process a payment, add products to your cart and proceed to checkout. The checkout page will include a form for entering payment details. When the customer submits the form, Shopify Payments will process the payment and transfer the funds to your bank account, minus any applicable fees. That's it! With Shopify Payments, you can easily process payments on your store and receive the funds in your bank account.