Once you have setup your templates, you can print documents from within the Shopify admin in 2 ways:
Printing a single order
- In your Shopify admin
- Go to the Orders section
- Click on an order to open it
- In the "More actions" dropdown, select Print with Order Printer
Printing multiple orders
- In your Shopify Admin
- Go to the Orders section
- Put a checkmark on the orders you want to print for
- In the Bulk actions dropdown, select Print with Order Printer