Welcome people well by telling them what their next step “in” would look like.
You know your church. Your regulars know your church. But the new person doesn’t. So, you can’t just assume they’re going to find their way in to the community and life of the church. In fact, not telling them is quite unloving.
So it might be worth describing it for them, help them picture the type of thing they’d choose to do next to step into the church family.
It might look something like, “Look, we’d love you to make this your church, but that can be a really vague decision, can’t it. Most people either stumble into church families, or they don’t. If you wanted to start making that decision yourself, I reckon the next step for you would be to sign up, and come along to…”