Selling ebooks and other digital downloads on Shopify is extremely simple.
You can use Shopify’s Digital Downloads app to upload digital files as products on your store.
Your customers will get a download link after check out and they will even receive an email with the link once the order has been fulfilled.
You can also automate the entire process so the files get sent to the customer instantly, or fulfill and send the files yourself.
There are also some other Apps available on the Shopify App Store which will help you process digital downloads.
Some of these are :