Enter title, description and choose “Virtual”, “Downloadable” and finally, enter a SKU. The product SKU is used by Protect Ebook.net to identify purchased publications when receiving order data from WooCommerce.
Choose “Attributes”, near “Custom product attribute”, click “Add”.
In Name, type “pebook_enabled” and “1” in the Value(s) field. Click “Save Attributes”.
Your product can now be sold!