Can the site template be converted to SSL (HTTPS)? Or then clients should configure themselves?

Question

opencart

Can the site template be converted to SSL (HTTPS)? Or then clients should configure themselves?
We have a template site obrazetsmagazina1.ru, on a copy of which we upload content and products. Next, we transfer to the hosting and domain of the client.
Site without SSL (HTTPS).
Can our template site be converted to SSL (HTTPS)? (Version ocStore 2.1.)
To then only change the certificate for the client's domain.
Is it possible? Or is it necessary to transfer the site without SSL in the old fashioned way and then let the client suffer and insist?

Answer 1

How do you define a template site or not? In my opinion there is no such concept. There is a site hosted on a first-level domain, on which, of course, you can install a free SSL certificate. Issuance of a free certificate, available on almost all hosting