It is possible to attach a printed form to an email template.
To do this, go to the "Printed form" option in the email template's settings and select the document that you want to attach to the email as an attachment.
The option to attach a printed form is not displayed when creating a new email template.
The size of the file to be uploaded should not exceed 10 megabytes.
A printed form can be only be embedded in an email template with an event connected to an order.