How to Map your attachment to a Link element in Salesforce
Like mapping an attachment to an image element, the Link element also consists of the same concept.
By using the mapping process of attachments to a link element, the user can enter the last name of a contact, and get a link element populated on the basis of entered value.
Along with a difference in field types, the same mapping concept works for the files as well.
To keep track of steps involved in the mapping process, let's proceed to more in-depth article at FormTitan support blog. This article will walk you through the practical steps, along with suitable screenshots for each of the steps.