If it’s the sandbox then you need to do what’s required to configure it. The sandbox will be able to send only to you, and then you’ll need to do this all over again when you want to have a forum that other people can use.
If it’s the sandbox then you need to do what’s required to configure it. The sandbox will be able to send only to you, and then you’ll need to do this all over again when you want to have a forum that other people can use.