There is no difference in the installer for Xeams Community and Enterprise Edition. It will run as if you have purchased the Enterprise Edition for the first 30 days. It will then get converted to Community Edition unless a license is purchased.
Are you connecting to QNAP using SSH or are trying to find this path from its web interface? You must use SSH. Call our support department if you can't find it. We can do a remote screenshare to see what is going on.