Case by email but without contact

Hi,

Tickets are created automatically by email.

This works well when the contact has been entered beforehand. (suitecrm already knows his email)

How can I make the support confirmation email sent to the customer even if their contact card does not exist yet?

Version 7.10.12

Hi,
Please have a look at this product and related blog.

https://store.outrightcrm.com/product/suitecrm-global-hide-manager/