Download the full program with the Demo products from Source Forge and re-install using the Zen Cart installer.
Please do not PM for support issues: a private solution doesn't benefit the community.
Be careful with unsolicited advice via email or PM - Make sure the person you are talking to is a reliable source.
the zen cart installer is just what the name inplies,
its a custom installer for zen cart,
and the demo thats its asking about are demo products so you can see how the program runs and all the kool features before you start trying to build a live store
Zen cart PCI compliant Hosting
It is included in zencart download via Source Forge..
so download latest version of zencart from there..
browse to url where you installed..
installer will activate and give you options...