...
Smartstore will run on any Windows Shared Hosting that supports ASP.NET Core Runtime 67. Please check with your hoster if this is the case.
...
Linux Shared Hosting
To run .NET Core applications like Smartstore on a shared Linux hosting, "root" (or sudo) rights for the shared hosting are required. Since the offer is very limited and the additional costs for a Linux server are kept within limits, we recommend using a Linux server.
...