You do not have to do anything!Once you have switched your hosting and DNS Servers over to HelpingHost.com our system will AUTOMATICALLY install the SSL certificates for you.
If you want to speed up the process, you can (AFTER you changed your DNS Servers to HelpingHost.com) manually force the installation of the SSL Certificates:
2. Click on Run AutoSSL
A couple of minutes later the SSL Certificates will have been installed automatically.