Hi Andre,

I answered on Friday, Jan 17. I did not get your reply to it, but answered
to your re-sent one minute ago.

The SSL Certificates are Sectigo / Comodo products. We do not support or
sell these products. We only give access to the certificates.
Unfortunately, we can't answer any technical question. Funny, that their
support guys have no idea what the difference between instant, instant pro
and premium is:

Here is a link to their Premium SSL certificate: