How to ad subsubdomain

Hello i have free plan,

I have a domain: “saludcontinental com”
This domain is recently added and it works click.
the problem is that I have a subsubdomain that does not work .: “

I need to know how I can put into operation the sub-subdomain mentioned above “

If you had used the search (as you were prompted) you’d have found Adding DNS Records

Adding it is not the issue. It will also work on HTTP, not on HTTPS using the default certificate however. For that you will need a dedicated $10/month certificate from Cloudflare.

And, of course, there’s a tutorial for that as well