How do you make a Proffile for your Apple TV

You can't have profiles.

You can switch from one Apple ID to another though.

You do not need a "Profile" to set up Apple TV.

Where, exactly, did you come across anything that suggests you should create one?

Are you a developer? If so, you need to ask in the developer forum.

Here's the official info, How to install a configuration profile on Apple TV - Apple Support . Hope that helps.